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Finding the Fourth Proportional to 60,659,265.30, 90,988,897.95 and 26,647,041.30

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Solution

The fourth proportional to 60,659,265.30, 90,988,897.95 and 26,647,041.30 is: 39,970,561.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,659,265.30 : 90,988,897.95 = 26,647,041.30 : x
  2. Step 2: Convert to fraction form
    60,659,265.30/90,988,897.95 = 26,647,041.30/x
  3. Step 3: Cross multiply
    60,659,265.30x = 90,988,897.95 × 26,647,041.30
  4. Step 4: Simplify right side
    60,659,265.30x = 2,424,584,921,515,135.50
  5. Step 5: Solve for x
    x = 2,424,584,921,515,135.50/60,659,265.30
  6. Step 6: Final answer
    x = 39,970,561.95

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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.