Home / 56,331,972.33-84,352,433.69-38,878,385.77

Finding the Fourth Proportional to 56,331,972.33, 84,352,433.69 and 38,878,385.77

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Solution

The fourth proportional to 56,331,972.33, 84,352,433.69 and 38,878,385.77 is: 58,217,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,331,972.33 : 84,352,433.69 = 38,878,385.77 : x
  2. Step 2: Convert to fraction form
    56,331,972.33/84,352,433.69 = 38,878,385.77/x
  3. Step 3: Cross multiply
    56,331,972.33x = 84,352,433.69 × 38,878,385.77
  4. Step 4: Simplify right side
    56,331,972.33x = 3,279,486,457,638,165
  5. Step 5: Solve for x
    x = 3,279,486,457,638,165/56,331,972.33
  6. Step 6: Final answer
    x = 58,217,142.45

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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.