Home / 12,402,542.66-17,115,419.22-6,895,874.85

Finding the Fourth Proportional to 12,402,542.66, 17,115,419.22 and 6,895,874.85

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Solution

The fourth proportional to 12,402,542.66, 17,115,419.22 and 6,895,874.85 is: 9,516,257.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,402,542.66 : 17,115,419.22 = 6,895,874.85 : x
  2. Step 2: Convert to fraction form
    12,402,542.66/17,115,419.22 = 6,895,874.85/x
  3. Step 3: Cross multiply
    12,402,542.66x = 17,115,419.22 × 6,895,874.85
  4. Step 4: Simplify right side
    12,402,542.66x = 118,025,788,946,404.61
  5. Step 5: Solve for x
    x = 118,025,788,946,404.61/12,402,542.66
  6. Step 6: Final answer
    x = 9,516,257.45

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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.