Home / 15,344,150.28-21,174,823.08-8,468,632.14

Finding the Fourth Proportional to 15,344,150.28, 21,174,823.08 and 8,468,632.14

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Solution

The fourth proportional to 15,344,150.28, 21,174,823.08 and 8,468,632.14 is: 11,686,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344,150.28 : 21,174,823.08 = 8,468,632.14 : x
  2. Step 2: Convert to fraction form
    15,344,150.28/21,174,823.08 = 8,468,632.14/x
  3. Step 3: Cross multiply
    15,344,150.28x = 21,174,823.08 × 8,468,632.14
  4. Step 4: Simplify right side
    15,344,150.28x = 179,321,787,294,101.78
  5. Step 5: Solve for x
    x = 179,321,787,294,101.78/15,344,150.28
  6. Step 6: Final answer
    x = 11,686,654.79

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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.