Home / 61,327,200.70-91,990,801.05-60,902,047.90

Finding the Fourth Proportional to 61,327,200.70, 91,990,801.05 and 60,902,047.90

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Solution

The fourth proportional to 61,327,200.70, 91,990,801.05 and 60,902,047.90 is: 91,353,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,327,200.70 : 91,990,801.05 = 60,902,047.90 : x
  2. Step 2: Convert to fraction form
    61,327,200.70/91,990,801.05 = 60,902,047.90/x
  3. Step 3: Cross multiply
    61,327,200.70x = 91,990,801.05 × 60,902,047.90
  4. Step 4: Simplify right side
    61,327,200.70x = 5,602,428,171,906,470
  5. Step 5: Solve for x
    x = 5,602,428,171,906,470/61,327,200.70
  6. Step 6: Final answer
    x = 91,353,071.85

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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.