Home / 20,614,964.24-28,448,992.46-11,323,393.04

Finding the Fourth Proportional to 20,614,964.24, 28,448,992.46 and 11,323,393.04

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Solution

The fourth proportional to 20,614,964.24, 28,448,992.46 and 11,323,393.04 is: 15,626,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614,964.24 : 28,448,992.46 = 11,323,393.04 : x
  2. Step 2: Convert to fraction form
    20,614,964.24/28,448,992.46 = 11,323,393.04/x
  3. Step 3: Cross multiply
    20,614,964.24x = 28,448,992.46 × 11,323,393.04
  4. Step 4: Simplify right side
    20,614,964.24x = 322,139,123,316,007.44
  5. Step 5: Solve for x
    x = 322,139,123,316,007.44/20,614,964.24
  6. Step 6: Final answer
    x = 15,626,470.15

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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.