Home / 54,137,834.10-81,206,751.15-42,044,598.90

Finding the Fourth Proportional to 54,137,834.10, 81,206,751.15 and 42,044,598.90

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Solution

The fourth proportional to 54,137,834.10, 81,206,751.15 and 42,044,598.90 is: 63,066,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137,834.10 : 81,206,751.15 = 42,044,598.90 : x
  2. Step 2: Convert to fraction form
    54,137,834.10/81,206,751.15 = 42,044,598.90/x
  3. Step 3: Cross multiply
    54,137,834.10x = 81,206,751.15 × 42,044,598.90
  4. Step 4: Simplify right side
    54,137,834.10x = 3,414,305,280,073,864
  5. Step 5: Solve for x
    x = 3,414,305,280,073,864/54,137,834.10
  6. Step 6: Final answer
    x = 63,066,898.35

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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.