Home / 27,542,601.32-38,008,789.52-15,152,428.62

Finding the Fourth Proportional to 27,542,601.32, 38,008,789.52 and 15,152,428.62

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Solution

The fourth proportional to 27,542,601.32, 38,008,789.52 and 15,152,428.62 is: 20,910,351.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542,601.32 : 38,008,789.52 = 15,152,428.62 : x
  2. Step 2: Convert to fraction form
    27,542,601.32/38,008,789.52 = 15,152,428.62/x
  3. Step 3: Cross multiply
    27,542,601.32x = 38,008,789.52 × 15,152,428.62
  4. Step 4: Simplify right side
    27,542,601.32x = 575,925,470,058,641.88
  5. Step 5: Solve for x
    x = 575,925,470,058,641.88/27,542,601.32
  6. Step 6: Final answer
    x = 20,910,351.33

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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.