Home / 27,539,315.03-38,004,044.58-15,149,141.66

Finding the Fourth Proportional to 27,539,315.03, 38,004,044.58 and 15,149,141.66

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Solution

The fourth proportional to 27,539,315.03, 38,004,044.58 and 15,149,141.66 is: 20,905,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539,315.03 : 38,004,044.58 = 15,149,141.66 : x
  2. Step 2: Convert to fraction form
    27,539,315.03/38,004,044.58 = 15,149,141.66/x
  3. Step 3: Cross multiply
    27,539,315.03x = 38,004,044.58 × 15,149,141.66
  4. Step 4: Simplify right side
    27,539,315.03x = 575,728,654,995,375.12
  5. Step 5: Solve for x
    x = 575,728,654,995,375.12/27,539,315.03
  6. Step 6: Final answer
    x = 20,905,699.88

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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.