Home / 18,428,763.52-25,436,752.18-10,696,296.97

Finding the Fourth Proportional to 18,428,763.52, 25,436,752.18 and 10,696,296.97

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Solution

The fourth proportional to 18,428,763.52, 25,436,752.18 and 10,696,296.97 is: 14,763,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428,763.52 : 25,436,752.18 = 10,696,296.97 : x
  2. Step 2: Convert to fraction form
    18,428,763.52/25,436,752.18 = 10,696,296.97/x
  3. Step 3: Cross multiply
    18,428,763.52x = 25,436,752.18 × 10,696,296.97
  4. Step 4: Simplify right side
    18,428,763.52x = 272,079,055,179,242.25
  5. Step 5: Solve for x
    x = 272,079,055,179,242.25/18,428,763.52
  6. Step 6: Final answer
    x = 14,763,825.85

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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.