Home / 15,983,134.40-23,947,145.40-7,445,961.20

Finding the Fourth Proportional to 15,983,134.40, 23,947,145.40 and 7,445,961.20

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Solution

The fourth proportional to 15,983,134.40, 23,947,145.40 and 7,445,961.20 is: 11,156,104.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983,134.40 : 23,947,145.40 = 7,445,961.20 : x
  2. Step 2: Convert to fraction form
    15,983,134.40/23,947,145.40 = 7,445,961.20/x
  3. Step 3: Cross multiply
    15,983,134.40x = 23,947,145.40 × 7,445,961.20
  4. Step 4: Simplify right side
    15,983,134.40x = 178,309,515,499,158.47
  5. Step 5: Solve for x
    x = 178,309,515,499,158.47/15,983,134.40
  6. Step 6: Final answer
    x = 11,156,104.37

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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.