Home / 5,174,098.80-7,140,471.52-2,882,258.88

Finding the Fourth Proportional to 5,174,098.80, 7,140,471.52 and 2,882,258.88

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Solution

The fourth proportional to 5,174,098.80, 7,140,471.52 and 2,882,258.88 is: 3,977,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,098.80 : 7,140,471.52 = 2,882,258.88 : x
  2. Step 2: Convert to fraction form
    5,174,098.80/7,140,471.52 = 2,882,258.88/x
  3. Step 3: Cross multiply
    5,174,098.80x = 7,140,471.52 × 2,882,258.88
  4. Step 4: Simplify right side
    5,174,098.80x = 20,580,687,445,907.09
  5. Step 5: Solve for x
    x = 20,580,687,445,907.09/5,174,098.80
  6. Step 6: Final answer
    x = 3,977,637.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.