Home / 8,328,164.36-12,489,186.66-2,861,708.96

Finding the Fourth Proportional to 8,328,164.36, 12,489,186.66 and 2,861,708.96

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Solution

The fourth proportional to 8,328,164.36, 12,489,186.66 and 2,861,708.96 is: 4,291,512.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,164.36 : 12,489,186.66 = 2,861,708.96 : x
  2. Step 2: Convert to fraction form
    8,328,164.36/12,489,186.66 = 2,861,708.96/x
  3. Step 3: Cross multiply
    8,328,164.36x = 12,489,186.66 × 2,861,708.96
  4. Step 4: Simplify right side
    8,328,164.36x = 35,740,417,368,034.48
  5. Step 5: Solve for x
    x = 35,740,417,368,034.48/8,328,164.36
  6. Step 6: Final answer
    x = 4,291,512.01

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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.