Home / 8,085,319.60-12,127,979.40-3,296,445.70

Finding the Fourth Proportional to 8,085,319.60, 12,127,979.40 and 3,296,445.70

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Solution

The fourth proportional to 8,085,319.60, 12,127,979.40 and 3,296,445.70 is: 4,944,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,319.60 : 12,127,979.40 = 3,296,445.70 : x
  2. Step 2: Convert to fraction form
    8,085,319.60/12,127,979.40 = 3,296,445.70/x
  3. Step 3: Cross multiply
    8,085,319.60x = 12,127,979.40 × 3,296,445.70
  4. Step 4: Simplify right side
    8,085,319.60x = 39,979,225,542,818.59
  5. Step 5: Solve for x
    x = 39,979,225,542,818.59/8,085,319.60
  6. Step 6: Final answer
    x = 4,944,668.55

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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.