Home / 8,193,742.60-12,290,613.90-2,127,976.60

Finding the Fourth Proportional to 8,193,742.60, 12,290,613.90 and 2,127,976.60

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Solution

The fourth proportional to 8,193,742.60, 12,290,613.90 and 2,127,976.60 is: 3,191,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,742.60 : 12,290,613.90 = 2,127,976.60 : x
  2. Step 2: Convert to fraction form
    8,193,742.60/12,290,613.90 = 2,127,976.60/x
  3. Step 3: Cross multiply
    8,193,742.60x = 12,290,613.90 × 2,127,976.60
  4. Step 4: Simplify right side
    8,193,742.60x = 26,154,138,778,834.74
  5. Step 5: Solve for x
    x = 26,154,138,778,834.74/8,193,742.60
  6. Step 6: Final answer
    x = 3,191,964.90

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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.