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Finding the Fourth Proportional to 60,638,657.70, 90,957,986.55 and 24,229,044.30

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Solution

The fourth proportional to 60,638,657.70, 90,957,986.55 and 24,229,044.30 is: 36,343,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,638,657.70 : 90,957,986.55 = 24,229,044.30 : x
  2. Step 2: Convert to fraction form
    60,638,657.70/90,957,986.55 = 24,229,044.30/x
  3. Step 3: Cross multiply
    60,638,657.70x = 90,957,986.55 × 24,229,044.30
  4. Step 4: Simplify right side
    60,638,657.70x = 2,203,825,085,558,754.25
  5. Step 5: Solve for x
    x = 2,203,825,085,558,754.25/60,638,657.70
  6. Step 6: Final answer
    x = 36,343,566.45

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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.