Home / 13,902,445.70-20,853,668.55-9,597,773.60

Finding the Fourth Proportional to 13,902,445.70, 20,853,668.55 and 9,597,773.60

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Solution

The fourth proportional to 13,902,445.70, 20,853,668.55 and 9,597,773.60 is: 14,396,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,445.70 : 20,853,668.55 = 9,597,773.60 : x
  2. Step 2: Convert to fraction form
    13,902,445.70/20,853,668.55 = 9,597,773.60/x
  3. Step 3: Cross multiply
    13,902,445.70x = 20,853,668.55 × 9,597,773.60
  4. Step 4: Simplify right side
    13,902,445.70x = 200,148,789,472,340.28
  5. Step 5: Solve for x
    x = 200,148,789,472,340.28/13,902,445.70
  6. Step 6: Final answer
    x = 14,396,660.40

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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.