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Finding the Fourth Proportional to 60,481,930.60, 90,722,895.90 and 22,144,695.40

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Solution

The fourth proportional to 60,481,930.60, 90,722,895.90 and 22,144,695.40 is: 33,217,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,481,930.60 : 90,722,895.90 = 22,144,695.40 : x
  2. Step 2: Convert to fraction form
    60,481,930.60/90,722,895.90 = 22,144,695.40/x
  3. Step 3: Cross multiply
    60,481,930.60x = 90,722,895.90 × 22,144,695.40
  4. Step 4: Simplify right side
    60,481,930.60x = 2,009,030,895,511,408.75
  5. Step 5: Solve for x
    x = 2,009,030,895,511,408.75/60,481,930.60
  6. Step 6: Final answer
    x = 33,217,043.10

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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.