Home / 27,329,121.88-37,717,938.30-15,726,448.60

Finding the Fourth Proportional to 27,329,121.88, 37,717,938.30 and 15,726,448.60

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Solution

The fourth proportional to 27,329,121.88, 37,717,938.30 and 15,726,448.60 is: 21,704,657.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329,121.88 : 37,717,938.30 = 15,726,448.60 : x
  2. Step 2: Convert to fraction form
    27,329,121.88/37,717,938.30 = 15,726,448.60/x
  3. Step 3: Cross multiply
    27,329,121.88x = 37,717,938.30 × 15,726,448.60
  4. Step 4: Simplify right side
    27,329,121.88x = 593,169,217,972,921.38
  5. Step 5: Solve for x
    x = 593,169,217,972,921.38/27,329,121.88
  6. Step 6: Final answer
    x = 21,704,657.05

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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.