Home / 15,055,369.83-22,534,195.45-8,129,220.79

Finding the Fourth Proportional to 15,055,369.83, 22,534,195.45 and 8,129,220.79

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Solution

The fourth proportional to 15,055,369.83, 22,534,195.45 and 8,129,220.79 is: 12,167,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055,369.83 : 22,534,195.45 = 8,129,220.79 : x
  2. Step 2: Convert to fraction form
    15,055,369.83/22,534,195.45 = 8,129,220.79/x
  3. Step 3: Cross multiply
    15,055,369.83x = 22,534,195.45 × 8,129,220.79
  4. Step 4: Simplify right side
    15,055,369.83x = 183,185,450,138,063.41
  5. Step 5: Solve for x
    x = 183,185,450,138,063.41/15,055,369.83
  6. Step 6: Final answer
    x = 12,167,449.37

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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.