Home / 8,253,025.60-12,379,538.40-7,543,854.40

Finding the Fourth Proportional to 8,253,025.60, 12,379,538.40 and 7,543,854.40

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Solution

The fourth proportional to 8,253,025.60, 12,379,538.40 and 7,543,854.40 is: 11,315,781.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,025.60 : 12,379,538.40 = 7,543,854.40 : x
  2. Step 2: Convert to fraction form
    8,253,025.60/12,379,538.40 = 7,543,854.40/x
  3. Step 3: Cross multiply
    8,253,025.60x = 12,379,538.40 × 7,543,854.40
  4. Step 4: Simplify right side
    8,253,025.60x = 93,389,435,228,808.97
  5. Step 5: Solve for x
    x = 93,389,435,228,808.97/8,253,025.60
  6. Step 6: Final answer
    x = 11,315,781.60

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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.