Home / 8,179,958.90-12,269,823.15-3,692,227.70

Finding the Fourth Proportional to 8,179,958.90, 12,269,823.15 and 3,692,227.70

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Solution

The fourth proportional to 8,179,958.90, 12,269,823.15 and 3,692,227.70 is: 5,538,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179,958.90 : 12,269,823.15 = 3,692,227.70 : x
  2. Step 2: Convert to fraction form
    8,179,958.90/12,269,823.15 = 3,692,227.70/x
  3. Step 3: Cross multiply
    8,179,958.90x = 12,269,823.15 × 3,692,227.70
  4. Step 4: Simplify right side
    8,179,958.90x = 45,302,980,908,531.26
  5. Step 5: Solve for x
    x = 45,302,980,908,531.26/8,179,958.90
  6. Step 6: Final answer
    x = 5,538,289.55

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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.