Home / 8,458,155.60-12,687,233.40-2,068,324.80

Finding the Fourth Proportional to 8,458,155.60, 12,687,233.40 and 2,068,324.80

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Solution

The fourth proportional to 8,458,155.60, 12,687,233.40 and 2,068,324.80 is: 3,102,487.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,155.60 : 12,687,233.40 = 2,068,324.80 : x
  2. Step 2: Convert to fraction form
    8,458,155.60/12,687,233.40 = 2,068,324.80/x
  3. Step 3: Cross multiply
    8,458,155.60x = 12,687,233.40 × 2,068,324.80
  4. Step 4: Simplify right side
    8,458,155.60x = 26,241,319,484,608.32
  5. Step 5: Solve for x
    x = 26,241,319,484,608.32/8,458,155.60
  6. Step 6: Final answer
    x = 3,102,487.20

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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.