Home / 10,852,822.40-16,279,233.60-8,341,155.20

Finding the Fourth Proportional to 10,852,822.40, 16,279,233.60 and 8,341,155.20

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Solution

The fourth proportional to 10,852,822.40, 16,279,233.60 and 8,341,155.20 is: 12,511,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852,822.40 : 16,279,233.60 = 8,341,155.20 : x
  2. Step 2: Convert to fraction form
    10,852,822.40/16,279,233.60 = 8,341,155.20/x
  3. Step 3: Cross multiply
    10,852,822.40x = 16,279,233.60 × 8,341,155.20
  4. Step 4: Simplify right side
    10,852,822.40x = 135,787,613,994,654.72
  5. Step 5: Solve for x
    x = 135,787,613,994,654.72/10,852,822.40
  6. Step 6: Final answer
    x = 12,511,732.80

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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.