Home / 27,507,049.33-37,960,638.18-15,117,581.91

Finding the Fourth Proportional to 27,507,049.33, 37,960,638.18 and 15,117,581.91

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Solution

The fourth proportional to 27,507,049.33, 37,960,638.18 and 15,117,581.91 is: 20,862,763.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,507,049.33 : 37,960,638.18 = 15,117,581.91 : x
  2. Step 2: Convert to fraction form
    27,507,049.33/37,960,638.18 = 15,117,581.91/x
  3. Step 3: Cross multiply
    27,507,049.33x = 37,960,638.18 × 15,117,581.91
  4. Step 4: Simplify right side
    27,507,049.33x = 573,873,057,042,023.38
  5. Step 5: Solve for x
    x = 573,873,057,042,023.38/27,507,049.33
  6. Step 6: Final answer
    x = 20,862,763.22

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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.