Home / 42,022,127.40-62,986,535.10-16,454,639.40

Finding the Fourth Proportional to 42,022,127.40, 62,986,535.10 and 16,454,639.40

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Solution

The fourth proportional to 42,022,127.40, 62,986,535.10 and 16,454,639.40 is: 24,663,689.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,022,127.40 : 62,986,535.10 = 16,454,639.40 : x
  2. Step 2: Convert to fraction form
    42,022,127.40/62,986,535.10 = 16,454,639.40/x
  3. Step 3: Cross multiply
    42,022,127.40x = 62,986,535.10 × 16,454,639.40
  4. Step 4: Simplify right side
    42,022,127.40x = 1,036,420,722,125,943
  5. Step 5: Solve for x
    x = 1,036,420,722,125,943/42,022,127.40
  6. Step 6: Final answer
    x = 24,663,689.97

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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.