Home / 71,238,279.60-106,857,419.40-48,563,463.60

Finding the Fourth Proportional to 71,238,279.60, 106,857,419.40 and 48,563,463.60

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Solution

The fourth proportional to 71,238,279.60, 106,857,419.40 and 48,563,463.60 is: 72,845,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,238,279.60 : 106,857,419.40 = 48,563,463.60 : x
  2. Step 2: Convert to fraction form
    71,238,279.60/106,857,419.40 = 48,563,463.60/x
  3. Step 3: Cross multiply
    71,238,279.60x = 106,857,419.40 × 48,563,463.60
  4. Step 4: Simplify right side
    71,238,279.60x = 5,189,366,397,421,834
  5. Step 5: Solve for x
    x = 5,189,366,397,421,834/71,238,279.60
  6. Step 6: Final answer
    x = 72,845,195.40

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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.