Home / 8,652,760.95-12,969,988.82-3,259,077.69

Finding the Fourth Proportional to 8,652,760.95, 12,969,988.82 and 3,259,077.69

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Solution

The fourth proportional to 8,652,760.95, 12,969,988.82 and 3,259,077.69 is: 4,885,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,652,760.95 : 12,969,988.82 = 3,259,077.69 : x
  2. Step 2: Convert to fraction form
    8,652,760.95/12,969,988.82 = 3,259,077.69/x
  3. Step 3: Cross multiply
    8,652,760.95x = 12,969,988.82 × 3,259,077.69
  4. Step 4: Simplify right side
    8,652,760.95x = 42,270,201,186,516.03
  5. Step 5: Solve for x
    x = 42,270,201,186,516.03/8,652,760.95
  6. Step 6: Final answer
    x = 4,885,169.19

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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.