Home / 7,414,246.80-11,121,370.20-4,565,120.40

Finding the Fourth Proportional to 7,414,246.80, 11,121,370.20 and 4,565,120.40

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Solution

The fourth proportional to 7,414,246.80, 11,121,370.20 and 4,565,120.40 is: 6,847,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414,246.80 : 11,121,370.20 = 4,565,120.40 : x
  2. Step 2: Convert to fraction form
    7,414,246.80/11,121,370.20 = 4,565,120.40/x
  3. Step 3: Cross multiply
    7,414,246.80x = 11,121,370.20 × 4,565,120.40
  4. Step 4: Simplify right side
    7,414,246.80x = 50,770,393,975,972.08
  5. Step 5: Solve for x
    x = 50,770,393,975,972.08/7,414,246.80
  6. Step 6: Final answer
    x = 6,847,680.60

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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.