Home / 8,283,609.60-12,425,414.40-2,299,977.60

Finding the Fourth Proportional to 8,283,609.60, 12,425,414.40 and 2,299,977.60

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Solution

The fourth proportional to 8,283,609.60, 12,425,414.40 and 2,299,977.60 is: 3,449,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,609.60 : 12,425,414.40 = 2,299,977.60 : x
  2. Step 2: Convert to fraction form
    8,283,609.60/12,425,414.40 = 2,299,977.60/x
  3. Step 3: Cross multiply
    8,283,609.60x = 12,425,414.40 × 2,299,977.60
  4. Step 4: Simplify right side
    8,283,609.60x = 28,578,174,790,717.44
  5. Step 5: Solve for x
    x = 28,578,174,790,717.44/8,283,609.60
  6. Step 6: Final answer
    x = 3,449,966.40

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Similar ratio
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1.5x scale

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.