Home / 8,940,061.90-13,418,753.37-8,454,547.90

Finding the Fourth Proportional to 8,940,061.90, 13,418,753.37 and 8,454,547.90

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Solution

The fourth proportional to 8,940,061.90, 13,418,753.37 and 8,454,547.90 is: 12,690,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,940,061.90 : 13,418,753.37 = 8,454,547.90 : x
  2. Step 2: Convert to fraction form
    8,940,061.90/13,418,753.37 = 8,454,547.90/x
  3. Step 3: Cross multiply
    8,940,061.90x = 13,418,753.37 × 8,454,547.90
  4. Step 4: Simplify right side
    8,940,061.90x = 113,449,493,124,951.42
  5. Step 5: Solve for x
    x = 113,449,493,124,951.42/8,940,061.90
  6. Step 6: Final answer
    x = 12,690,012.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.