Home / 8,085,187.60-12,127,781.40-3,296,313.70

Finding the Fourth Proportional to 8,085,187.60, 12,127,781.40 and 3,296,313.70

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Solution

The fourth proportional to 8,085,187.60, 12,127,781.40 and 3,296,313.70 is: 4,944,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,187.60 : 12,127,781.40 = 3,296,313.70 : x
  2. Step 2: Convert to fraction form
    8,085,187.60/12,127,781.40 = 3,296,313.70/x
  3. Step 3: Cross multiply
    8,085,187.60x = 12,127,781.40 × 3,296,313.70
  4. Step 4: Simplify right side
    8,085,187.60x = 39,976,971,979,425.18
  5. Step 5: Solve for x
    x = 39,976,971,979,425.18/8,085,187.60
  6. Step 6: Final answer
    x = 4,944,470.55

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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.