Home / 27,726,978.73-38,262,757.94-15,337,062.29

Finding the Fourth Proportional to 27,726,978.73, 38,262,757.94 and 15,337,062.29

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Solution

The fourth proportional to 27,726,978.73, 38,262,757.94 and 15,337,062.29 is: 21,164,884.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,726,978.73 : 38,262,757.94 = 15,337,062.29 : x
  2. Step 2: Convert to fraction form
    27,726,978.73/38,262,757.94 = 15,337,062.29/x
  3. Step 3: Cross multiply
    27,726,978.73x = 38,262,757.94 × 15,337,062.29
  4. Step 4: Simplify right side
    27,726,978.73x = 586,838,301,742,019
  5. Step 5: Solve for x
    x = 586,838,301,742,019/27,726,978.73
  6. Step 6: Final answer
    x = 21,164,884.48

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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.