Home / 15,071,017.24-20,797,375.80-8,545,087.77

Finding the Fourth Proportional to 15,071,017.24, 20,797,375.80 and 8,545,087.77

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Solution

The fourth proportional to 15,071,017.24, 20,797,375.80 and 8,545,087.77 is: 11,791,865.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,071,017.24 : 20,797,375.80 = 8,545,087.77 : x
  2. Step 2: Convert to fraction form
    15,071,017.24/20,797,375.80 = 8,545,087.77/x
  3. Step 3: Cross multiply
    15,071,017.24x = 20,797,375.80 × 8,545,087.77
  4. Step 4: Simplify right side
    15,071,017.24x = 177,715,401,596,673.97
  5. Step 5: Solve for x
    x = 177,715,401,596,673.97/15,071,017.24
  6. Step 6: Final answer
    x = 11,791,865.06

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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.