Home / 18,929,255.28-28,398,672.72-5,282,400.24

Finding the Fourth Proportional to 18,929,255.28, 28,398,672.72 and 5,282,400.24

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Solution

The fourth proportional to 18,929,255.28, 28,398,672.72 and 5,282,400.24 is: 7,924,937.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,929,255.28 : 28,398,672.72 = 5,282,400.24 : x
  2. Step 2: Convert to fraction form
    18,929,255.28/28,398,672.72 = 5,282,400.24/x
  3. Step 3: Cross multiply
    18,929,255.28x = 28,398,672.72 × 5,282,400.24
  4. Step 4: Simplify right side
    18,929,255.28x = 150,013,155,591,809.44
  5. Step 5: Solve for x
    x = 150,013,155,591,809.44/18,929,255.28
  6. Step 6: Final answer
    x = 7,924,937.00

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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.