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Finding the Fourth Proportional to 60,672,270.60, 91,008,405.90 and 22,361,279.40

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Solution

The fourth proportional to 60,672,270.60, 91,008,405.90 and 22,361,279.40 is: 33,541,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,672,270.60 : 91,008,405.90 = 22,361,279.40 : x
  2. Step 2: Convert to fraction form
    60,672,270.60/91,008,405.90 = 22,361,279.40/x
  3. Step 3: Cross multiply
    60,672,270.60x = 91,008,405.90 × 22,361,279.40
  4. Step 4: Simplify right side
    60,672,270.60x = 2,035,064,392,078,508.50
  5. Step 5: Solve for x
    x = 2,035,064,392,078,508.50/60,672,270.60
  6. Step 6: Final answer
    x = 33,541,919.10

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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.