Home / 39,806,726.40-54,935,049.99-22,404,198.78

Finding the Fourth Proportional to 39,806,726.40, 54,935,049.99 and 22,404,198.78

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Solution

The fourth proportional to 39,806,726.40, 54,935,049.99 and 22,404,198.78 is: 30,918,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,806,726.40 : 54,935,049.99 = 22,404,198.78 : x
  2. Step 2: Convert to fraction form
    39,806,726.40/54,935,049.99 = 22,404,198.78/x
  3. Step 3: Cross multiply
    39,806,726.40x = 54,935,049.99 × 22,404,198.78
  4. Step 4: Simplify right side
    39,806,726.40x = 1,230,775,779,965,197
  5. Step 5: Solve for x
    x = 1,230,775,779,965,197/39,806,726.40
  6. Step 6: Final answer
    x = 30,918,789.14

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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.