Home / 8,215,403.10-11,337,116.22-4,544,316.76

Finding the Fourth Proportional to 8,215,403.10, 11,337,116.22 and 4,544,316.76

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Solution

The fourth proportional to 8,215,403.10, 11,337,116.22 and 4,544,316.76 is: 6,271,079.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,403.10 : 11,337,116.22 = 4,544,316.76 : x
  2. Step 2: Convert to fraction form
    8,215,403.10/11,337,116.22 = 4,544,316.76/x
  3. Step 3: Cross multiply
    8,215,403.10x = 11,337,116.22 × 4,544,316.76
  4. Step 4: Simplify right side
    8,215,403.10x = 51,519,447,248,613.85
  5. Step 5: Solve for x
    x = 51,519,447,248,613.85/8,215,403.10
  6. Step 6: Final answer
    x = 6,271,079.66

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Double scale
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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.