Home / 15,013,351.20-22,520,024.97-12,985,568.46

Finding the Fourth Proportional to 15,013,351.20, 22,520,024.97 and 12,985,568.46

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Solution

The fourth proportional to 15,013,351.20, 22,520,024.97 and 12,985,568.46 is: 19,478,351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013,351.20 : 22,520,024.97 = 12,985,568.46 : x
  2. Step 2: Convert to fraction form
    15,013,351.20/22,520,024.97 = 12,985,568.46/x
  3. Step 3: Cross multiply
    15,013,351.20x = 22,520,024.97 × 12,985,568.46
  4. Step 4: Simplify right side
    15,013,351.20x = 292,435,325,968,844.44
  5. Step 5: Solve for x
    x = 292,435,325,968,844.44/15,013,351.20
  6. Step 6: Final answer
    x = 19,478,351.11

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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.