Home / 8,458,151.60-12,687,227.40-2,068,320.80

Finding the Fourth Proportional to 8,458,151.60, 12,687,227.40 and 2,068,320.80

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Solution

The fourth proportional to 8,458,151.60, 12,687,227.40 and 2,068,320.80 is: 3,102,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,151.60 : 12,687,227.40 = 2,068,320.80 : x
  2. Step 2: Convert to fraction form
    8,458,151.60/12,687,227.40 = 2,068,320.80/x
  3. Step 3: Cross multiply
    8,458,151.60x = 12,687,227.40 × 2,068,320.80
  4. Step 4: Simplify right side
    8,458,151.60x = 26,241,256,325,749.92
  5. Step 5: Solve for x
    x = 26,241,256,325,749.92/8,458,151.60
  6. Step 6: Final answer
    x = 3,102,481.20

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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.