Home / 56,331,971.33-84,352,432.19-38,878,384.77

Finding the Fourth Proportional to 56,331,971.33, 84,352,432.19 and 38,878,384.77

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Solution

The fourth proportional to 56,331,971.33, 84,352,432.19 and 38,878,384.77 is: 58,217,140.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,331,971.33 : 84,352,432.19 = 38,878,384.77 : x
  2. Step 2: Convert to fraction form
    56,331,971.33/84,352,432.19 = 38,878,384.77/x
  3. Step 3: Cross multiply
    56,331,971.33x = 84,352,432.19 × 38,878,384.77
  4. Step 4: Simplify right side
    56,331,971.33x = 3,279,486,315,065,350
  5. Step 5: Solve for x
    x = 3,279,486,315,065,350/56,331,971.33
  6. Step 6: Final answer
    x = 58,217,140.96

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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.