Home / 27,754,085.05-38,301,090.80-15,194,930.15

Finding the Fourth Proportional to 27,754,085.05, 38,301,090.80 and 15,194,930.15

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Solution

The fourth proportional to 27,754,085.05, 38,301,090.80 and 15,194,930.15 is: 20,969,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,754,085.05 : 38,301,090.80 = 15,194,930.15 : x
  2. Step 2: Convert to fraction form
    27,754,085.05/38,301,090.80 = 15,194,930.15/x
  3. Step 3: Cross multiply
    27,754,085.05x = 38,301,090.80 × 15,194,930.15
  4. Step 4: Simplify right side
    27,754,085.05x = 581,982,399,374,807.62
  5. Step 5: Solve for x
    x = 581,982,399,374,807.62/27,754,085.05
  6. Step 6: Final answer
    x = 20,969,251.85

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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.