Home / 38,499,419.80-57,749,129.70-15,796,610.20

Finding the Fourth Proportional to 38,499,419.80, 57,749,129.70 and 15,796,610.20

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Solution

The fourth proportional to 38,499,419.80, 57,749,129.70 and 15,796,610.20 is: 23,694,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,499,419.80 : 57,749,129.70 = 15,796,610.20 : x
  2. Step 2: Convert to fraction form
    38,499,419.80/57,749,129.70 = 15,796,610.20/x
  3. Step 3: Cross multiply
    38,499,419.80x = 57,749,129.70 × 15,796,610.20
  4. Step 4: Simplify right side
    38,499,419.80x = 912,240,491,260,143
  5. Step 5: Solve for x
    x = 912,240,491,260,143/38,499,419.80
  6. Step 6: Final answer
    x = 23,694,915.30

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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.