Home / 9,205,167.12-13,805,535.60-2,815,474.56

Finding the Fourth Proportional to 9,205,167.12, 13,805,535.60 and 2,815,474.56

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Solution

The fourth proportional to 9,205,167.12, 13,805,535.60 and 2,815,474.56 is: 4,222,534.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,167.12 : 13,805,535.60 = 2,815,474.56 : x
  2. Step 2: Convert to fraction form
    9,205,167.12/13,805,535.60 = 2,815,474.56/x
  3. Step 3: Cross multiply
    9,205,167.12x = 13,805,535.60 × 2,815,474.56
  4. Step 4: Simplify right side
    9,205,167.12x = 38,869,134,268,974.34
  5. Step 5: Solve for x
    x = 38,869,134,268,974.34/9,205,167.12
  6. Step 6: Final answer
    x = 4,222,534.34

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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.