Home / 15,141,609.56-20,895,314.87-8,266,091.62

Finding the Fourth Proportional to 15,141,609.56, 20,895,314.87 and 8,266,091.62

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Solution

The fourth proportional to 15,141,609.56, 20,895,314.87 and 8,266,091.62 is: 11,407,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,609.56 : 20,895,314.87 = 8,266,091.62 : x
  2. Step 2: Convert to fraction form
    15,141,609.56/20,895,314.87 = 8,266,091.62/x
  3. Step 3: Cross multiply
    15,141,609.56x = 20,895,314.87 × 8,266,091.62
  4. Step 4: Simplify right side
    15,141,609.56x = 172,722,587,105,277.28
  5. Step 5: Solve for x
    x = 172,722,587,105,277.28/15,141,609.56
  6. Step 6: Final answer
    x = 11,407,148.39

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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.