Home / 18,425,629.14-25,427,456.70-10,165,691.04

Finding the Fourth Proportional to 18,425,629.14, 25,427,456.70 and 10,165,691.04

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Solution

The fourth proportional to 18,425,629.14, 25,427,456.70 and 10,165,691.04 is: 14,028,702.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,425,629.14 : 25,427,456.70 = 10,165,691.04 : x
  2. Step 2: Convert to fraction form
    18,425,629.14/25,427,456.70 = 10,165,691.04/x
  3. Step 3: Cross multiply
    18,425,629.14x = 25,427,456.70 × 10,165,691.04
  4. Step 4: Simplify right side
    18,425,629.14x = 258,487,668,745,177.94
  5. Step 5: Solve for x
    x = 258,487,668,745,177.94/18,425,629.14
  6. Step 6: Final answer
    x = 14,028,702.45

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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.