Home / 8,206,077.60-12,309,116.40-2,222,445.60

Finding the Fourth Proportional to 8,206,077.60, 12,309,116.40 and 2,222,445.60

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Solution

The fourth proportional to 8,206,077.60, 12,309,116.40 and 2,222,445.60 is: 3,333,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206,077.60 : 12,309,116.40 = 2,222,445.60 : x
  2. Step 2: Convert to fraction form
    8,206,077.60/12,309,116.40 = 2,222,445.60/x
  3. Step 3: Cross multiply
    8,206,077.60x = 12,309,116.40 × 2,222,445.60
  4. Step 4: Simplify right side
    8,206,077.60x = 27,356,341,583,067.84
  5. Step 5: Solve for x
    x = 27,356,341,583,067.84/8,206,077.60
  6. Step 6: Final answer
    x = 3,333,668.40

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Double scale
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Similar ratio
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1.5x scale

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.