Home / 8,215,415.10-11,337,132.78-4,544,328.76

Finding the Fourth Proportional to 8,215,415.10, 11,337,132.78 and 4,544,328.76

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Solution

The fourth proportional to 8,215,415.10, 11,337,132.78 and 4,544,328.76 is: 6,271,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,415.10 : 11,337,132.78 = 4,544,328.76 : x
  2. Step 2: Convert to fraction form
    8,215,415.10/11,337,132.78 = 4,544,328.76/x
  3. Step 3: Cross multiply
    8,215,415.10x = 11,337,132.78 × 4,544,328.76
  4. Step 4: Simplify right side
    8,215,415.10x = 51,519,658,548,092.75
  5. Step 5: Solve for x
    x = 51,519,658,548,092.75/8,215,415.10
  6. Step 6: Final answer
    x = 6,271,096.22

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Half scale
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Double scale
Find fourth proportional to 8,215,416.10, 11,337,134.16 and 4,544,329.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.