Home / 20,007,668-29,963,546.76-10,266,646.88

Finding the Fourth Proportional to 20,007,668, 29,963,546.76 and 10,266,646.88

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Solution

The fourth proportional to 20,007,668, 29,963,546.76 and 10,266,646.88 is: 15,375,362.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007,668 : 29,963,546.76 = 10,266,646.88 : x
  2. Step 2: Convert to fraction form
    20,007,668/29,963,546.76 = 10,266,646.88/x
  3. Step 3: Cross multiply
    20,007,668x = 29,963,546.76 × 10,266,646.88
  4. Step 4: Simplify right side
    20,007,668x = 307,625,153,857,288.12
  5. Step 5: Solve for x
    x = 307,625,153,857,288.12/20,007,668
  6. Step 6: Final answer
    x = 15,375,362.78

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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.