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Finding the Fourth Proportional to 60,607,294.20, 90,857,797.20 and 36,355,869.90

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Solution

The fourth proportional to 60,607,294.20, 90,857,797.20 and 36,355,869.90 is: 54,501,925.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,607,294.20 : 90,857,797.20 = 36,355,869.90 : x
  2. Step 2: Convert to fraction form
    60,607,294.20/90,857,797.20 = 36,355,869.90/x
  3. Step 3: Cross multiply
    60,607,294.20x = 90,857,797.20 × 36,355,869.90
  4. Step 4: Simplify right side
    60,607,294.20x = 3,303,214,254,403,784.50
  5. Step 5: Solve for x
    x = 3,303,214,254,403,784.50/60,607,294.20
  6. Step 6: Final answer
    x = 54,501,925.85

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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.