Home / 71,897,562.18-107,801,409.78-30,377,094.66

Finding the Fourth Proportional to 71,897,562.18, 107,801,409.78 and 30,377,094.66

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Solution

The fourth proportional to 71,897,562.18, 107,801,409.78 and 30,377,094.66 is: 45,546,657.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,897,562.18 : 107,801,409.78 = 30,377,094.66 : x
  2. Step 2: Convert to fraction form
    71,897,562.18/107,801,409.78 = 30,377,094.66/x
  3. Step 3: Cross multiply
    71,897,562.18x = 107,801,409.78 × 30,377,094.66
  4. Step 4: Simplify right side
    71,897,562.18x = 3,274,693,629,368,510
  5. Step 5: Solve for x
    x = 3,274,693,629,368,510/71,897,562.18
  6. Step 6: Final answer
    x = 45,546,657.36

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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.