Home / 11,352,102.20-15,666,266.58-6,457,198.76

Finding the Fourth Proportional to 11,352,102.20, 15,666,266.58 and 6,457,198.76

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Solution

The fourth proportional to 11,352,102.20, 15,666,266.58 and 6,457,198.76 is: 8,911,142.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352,102.20 : 15,666,266.58 = 6,457,198.76 : x
  2. Step 2: Convert to fraction form
    11,352,102.20/15,666,266.58 = 6,457,198.76/x
  3. Step 3: Cross multiply
    11,352,102.20x = 15,666,266.58 × 6,457,198.76
  4. Step 4: Simplify right side
    11,352,102.20x = 101,160,197,134,205.44
  5. Step 5: Solve for x
    x = 101,160,197,134,205.44/11,352,102.20
  6. Step 6: Final answer
    x = 8,911,142.21

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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.