Home / 25,606,821.78-38,370,966.30-17,399,010.78

Finding the Fourth Proportional to 25,606,821.78, 38,370,966.30 and 17,399,010.78

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Solution

The fourth proportional to 25,606,821.78, 38,370,966.30 and 17,399,010.78 is: 26,071,835.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606,821.78 : 38,370,966.30 = 17,399,010.78 : x
  2. Step 2: Convert to fraction form
    25,606,821.78/38,370,966.30 = 17,399,010.78/x
  3. Step 3: Cross multiply
    25,606,821.78x = 38,370,966.30 × 17,399,010.78
  4. Step 4: Simplify right side
    25,606,821.78x = 667,616,856,292,716.75
  5. Step 5: Solve for x
    x = 667,616,856,292,716.75/25,606,821.78
  6. Step 6: Final answer
    x = 26,071,835.94

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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.