Home / 15,478,720.76-23,218,008.24-3,964,165.76

Finding the Fourth Proportional to 15,478,720.76, 23,218,008.24 and 3,964,165.76

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Solution

The fourth proportional to 15,478,720.76, 23,218,008.24 and 3,964,165.76 is: 5,946,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478,720.76 : 23,218,008.24 = 3,964,165.76 : x
  2. Step 2: Convert to fraction form
    15,478,720.76/23,218,008.24 = 3,964,165.76/x
  3. Step 3: Cross multiply
    15,478,720.76x = 23,218,008.24 × 3,964,165.76
  4. Step 4: Simplify right side
    15,478,720.76x = 92,040,033,280,405.84
  5. Step 5: Solve for x
    x = 92,040,033,280,405.84/15,478,720.76
  6. Step 6: Final answer
    x = 5,946,229.97

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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.