Home / 12,083,729.10-18,125,593.65-8,493,549.90

Finding the Fourth Proportional to 12,083,729.10, 18,125,593.65 and 8,493,549.90

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Solution

The fourth proportional to 12,083,729.10, 18,125,593.65 and 8,493,549.90 is: 12,740,324.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083,729.10 : 18,125,593.65 = 8,493,549.90 : x
  2. Step 2: Convert to fraction form
    12,083,729.10/18,125,593.65 = 8,493,549.90/x
  3. Step 3: Cross multiply
    12,083,729.10x = 18,125,593.65 × 8,493,549.90
  4. Step 4: Simplify right side
    12,083,729.10x = 153,950,634,133,398.12
  5. Step 5: Solve for x
    x = 153,950,634,133,398.12/12,083,729.10
  6. Step 6: Final answer
    x = 12,740,324.85

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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.