Home / 5,256,000.80-7,884,001.20-4,193,118.80

Finding the Fourth Proportional to 5,256,000.80, 7,884,001.20 and 4,193,118.80

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Solution

The fourth proportional to 5,256,000.80, 7,884,001.20 and 4,193,118.80 is: 6,289,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256,000.80 : 7,884,001.20 = 4,193,118.80 : x
  2. Step 2: Convert to fraction form
    5,256,000.80/7,884,001.20 = 4,193,118.80/x
  3. Step 3: Cross multiply
    5,256,000.80x = 7,884,001.20 × 4,193,118.80
  4. Step 4: Simplify right side
    5,256,000.80x = 33,058,553,650,942.56
  5. Step 5: Solve for x
    x = 33,058,553,650,942.56/5,256,000.80
  6. Step 6: Final answer
    x = 6,289,678.20

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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.