Home / 91,882,070.40-126,791,544-50,626,654.08

Finding the Fourth Proportional to 91,882,070.40, 126,791,544 and 50,626,654.08

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Solution

The fourth proportional to 91,882,070.40, 126,791,544 and 50,626,654.08 is: 69,861,634.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,882,070.40 : 126,791,544 = 50,626,654.08 : x
  2. Step 2: Convert to fraction form
    91,882,070.40/126,791,544 = 50,626,654.08/x
  3. Step 3: Cross multiply
    91,882,070.40x = 126,791,544 × 50,626,654.08
  4. Step 4: Simplify right side
    91,882,070.40x = 6,419,031,638,357,099
  5. Step 5: Solve for x
    x = 6,419,031,638,357,099/91,882,070.40
  6. Step 6: Final answer
    x = 69,861,634.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.