Home / 11,590,220.10-17,385,330.15-5,200,680.90

Finding the Fourth Proportional to 11,590,220.10, 17,385,330.15 and 5,200,680.90

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Solution

The fourth proportional to 11,590,220.10, 17,385,330.15 and 5,200,680.90 is: 7,801,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590,220.10 : 17,385,330.15 = 5,200,680.90 : x
  2. Step 2: Convert to fraction form
    11,590,220.10/17,385,330.15 = 5,200,680.90/x
  3. Step 3: Cross multiply
    11,590,220.10x = 17,385,330.15 × 5,200,680.90
  4. Step 4: Simplify right side
    11,590,220.10x = 90,415,554,451,299.14
  5. Step 5: Solve for x
    x = 90,415,554,451,299.14/11,590,220.10
  6. Step 6: Final answer
    x = 7,801,021.35

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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.