Home / 15,666,731.20-23,500,096.80-12,265,508.80

Finding the Fourth Proportional to 15,666,731.20, 23,500,096.80 and 12,265,508.80

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Solution

The fourth proportional to 15,666,731.20, 23,500,096.80 and 12,265,508.80 is: 18,398,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666,731.20 : 23,500,096.80 = 12,265,508.80 : x
  2. Step 2: Convert to fraction form
    15,666,731.20/23,500,096.80 = 12,265,508.80/x
  3. Step 3: Cross multiply
    15,666,731.20x = 23,500,096.80 × 12,265,508.80
  4. Step 4: Simplify right side
    15,666,731.20x = 288,240,644,101,251.88
  5. Step 5: Solve for x
    x = 288,240,644,101,251.88/15,666,731.20
  6. Step 6: Final answer
    x = 18,398,263.20

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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.