Home / 8,627,545.60-12,941,318.40-8,515,571.20

Finding the Fourth Proportional to 8,627,545.60, 12,941,318.40 and 8,515,571.20

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Solution

The fourth proportional to 8,627,545.60, 12,941,318.40 and 8,515,571.20 is: 12,773,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627,545.60 : 12,941,318.40 = 8,515,571.20 : x
  2. Step 2: Convert to fraction form
    8,627,545.60/12,941,318.40 = 8,515,571.20/x
  3. Step 3: Cross multiply
    8,627,545.60x = 12,941,318.40 × 8,515,571.20
  4. Step 4: Simplify right side
    8,627,545.60x = 110,202,718,257,070.08
  5. Step 5: Solve for x
    x = 110,202,718,257,070.08/8,627,545.60
  6. Step 6: Final answer
    x = 12,773,356.80

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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.