Home / 38,028,878.91-57,042,728.69-15,309,221.31

Finding the Fourth Proportional to 38,028,878.91, 57,042,728.69 and 15,309,221.31

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Solution

The fourth proportional to 38,028,878.91, 57,042,728.69 and 15,309,221.31 is: 22,963,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028,878.91 : 57,042,728.69 = 15,309,221.31 : x
  2. Step 2: Convert to fraction form
    38,028,878.91/57,042,728.69 = 15,309,221.31/x
  3. Step 3: Cross multiply
    38,028,878.91x = 57,042,728.69 × 15,309,221.31
  4. Step 4: Simplify right side
    38,028,878.91x = 873,279,757,564,950.38
  5. Step 5: Solve for x
    x = 873,279,757,564,950.38/38,028,878.91
  6. Step 6: Final answer
    x = 22,963,594.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.