Home / 7,959,778.56-11,932,145.28-3,170,424.96

Finding the Fourth Proportional to 7,959,778.56, 11,932,145.28 and 3,170,424.96

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Solution

The fourth proportional to 7,959,778.56, 11,932,145.28 and 3,170,424.96 is: 4,752,641.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,959,778.56 : 11,932,145.28 = 3,170,424.96 : x
  2. Step 2: Convert to fraction form
    7,959,778.56/11,932,145.28 = 3,170,424.96/x
  3. Step 3: Cross multiply
    7,959,778.56x = 11,932,145.28 × 3,170,424.96
  4. Step 4: Simplify right side
    7,959,778.56x = 37,829,971,222,058.19
  5. Step 5: Solve for x
    x = 37,829,971,222,058.19/7,959,778.56
  6. Step 6: Final answer
    x = 4,752,641.16

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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.