Home / 56,331,972.13-84,352,433.41-38,878,385.57

Finding the Fourth Proportional to 56,331,972.13, 84,352,433.41 and 38,878,385.57

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Solution

The fourth proportional to 56,331,972.13, 84,352,433.41 and 38,878,385.57 is: 58,217,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,331,972.13 : 84,352,433.41 = 38,878,385.57 : x
  2. Step 2: Convert to fraction form
    56,331,972.13/84,352,433.41 = 38,878,385.57/x
  3. Step 3: Cross multiply
    56,331,972.13x = 84,352,433.41 × 38,878,385.57
  4. Step 4: Simplify right side
    56,331,972.13x = 3,279,486,429,881,730
  5. Step 5: Solve for x
    x = 3,279,486,429,881,730/56,331,972.13
  6. Step 6: Final answer
    x = 58,217,142.16

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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.