Home / 13,425,776.60-20,146,538.10-4,906,974.20

Finding the Fourth Proportional to 13,425,776.60, 20,146,538.10 and 4,906,974.20

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Solution

The fourth proportional to 13,425,776.60, 20,146,538.10 and 4,906,974.20 is: 7,363,338.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,425,776.60 : 20,146,538.10 = 4,906,974.20 : x
  2. Step 2: Convert to fraction form
    13,425,776.60/20,146,538.10 = 4,906,974.20/x
  3. Step 3: Cross multiply
    13,425,776.60x = 20,146,538.10 × 4,906,974.20
  4. Step 4: Simplify right side
    13,425,776.60x = 98,858,542,676,017.03
  5. Step 5: Solve for x
    x = 98,858,542,676,017.03/13,425,776.60
  6. Step 6: Final answer
    x = 7,363,338.87

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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.