Home / 15,982,031.14-22,049,806.16-9,101,641.66

Finding the Fourth Proportional to 15,982,031.14, 22,049,806.16 and 9,101,641.66

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Solution

The fourth proportional to 15,982,031.14, 22,049,806.16 and 9,101,641.66 is: 12,557,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982,031.14 : 22,049,806.16 = 9,101,641.66 : x
  2. Step 2: Convert to fraction form
    15,982,031.14/22,049,806.16 = 9,101,641.66/x
  3. Step 3: Cross multiply
    15,982,031.14x = 22,049,806.16 × 9,101,641.66
  4. Step 4: Simplify right side
    15,982,031.14x = 200,689,434,340,780.62
  5. Step 5: Solve for x
    x = 200,689,434,340,780.62/15,982,031.14
  6. Step 6: Final answer
    x = 12,557,192.05

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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.