Home / 67,057,680.52-92,518,787-39,160,264.78

Finding the Fourth Proportional to 67,057,680.52, 92,518,787 and 39,160,264.78

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Solution

The fourth proportional to 67,057,680.52, 92,518,787 and 39,160,264.78 is: 54,029,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,057,680.52 : 92,518,787 = 39,160,264.78 : x
  2. Step 2: Convert to fraction form
    67,057,680.52/92,518,787 = 39,160,264.78/x
  3. Step 3: Cross multiply
    67,057,680.52x = 92,518,787 × 39,160,264.78
  4. Step 4: Simplify right side
    67,057,680.52x = 3,623,060,196,044,422
  5. Step 5: Solve for x
    x = 3,623,060,196,044,422/67,057,680.52
  6. Step 6: Final answer
    x = 54,029,011.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.