Home / 15,708,943.20-23,563,414.80-8,150,671.20

Finding the Fourth Proportional to 15,708,943.20, 23,563,414.80 and 8,150,671.20

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Solution

The fourth proportional to 15,708,943.20, 23,563,414.80 and 8,150,671.20 is: 12,226,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,708,943.20 : 23,563,414.80 = 8,150,671.20 : x
  2. Step 2: Convert to fraction form
    15,708,943.20/23,563,414.80 = 8,150,671.20/x
  3. Step 3: Cross multiply
    15,708,943.20x = 23,563,414.80 × 8,150,671.20
  4. Step 4: Simplify right side
    15,708,943.20x = 192,057,646,384,013.78
  5. Step 5: Solve for x
    x = 192,057,646,384,013.78/15,708,943.20
  6. Step 6: Final answer
    x = 12,226,006.80

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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.