Home / 71,727,296.23-107,604,584.39-49,662,489.20

Finding the Fourth Proportional to 71,727,296.23, 107,604,584.39 and 49,662,489.20

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Solution

The fourth proportional to 71,727,296.23, 107,604,584.39 and 49,662,489.20 is: 74,503,177.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,727,296.23 : 107,604,584.39 = 49,662,489.20 : x
  2. Step 2: Convert to fraction form
    71,727,296.23/107,604,584.39 = 49,662,489.20/x
  3. Step 3: Cross multiply
    71,727,296.23x = 107,604,584.39 × 49,662,489.20
  4. Step 4: Simplify right side
    71,727,296.23x = 5,343,911,509,890,552
  5. Step 5: Solve for x
    x = 5,343,911,509,890,552/71,727,296.23
  6. Step 6: Final answer
    x = 74,503,177.89

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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.