Home / 7,461,038.20-11,191,557.30-5,193,556.60

Finding the Fourth Proportional to 7,461,038.20, 11,191,557.30 and 5,193,556.60

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Solution

The fourth proportional to 7,461,038.20, 11,191,557.30 and 5,193,556.60 is: 7,790,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,461,038.20 : 11,191,557.30 = 5,193,556.60 : x
  2. Step 2: Convert to fraction form
    7,461,038.20/11,191,557.30 = 5,193,556.60/x
  3. Step 3: Cross multiply
    7,461,038.20x = 11,191,557.30 × 5,193,556.60
  4. Step 4: Simplify right side
    7,461,038.20x = 58,123,986,279,693.18
  5. Step 5: Solve for x
    x = 58,123,986,279,693.18/7,461,038.20
  6. Step 6: Final answer
    x = 7,790,334.90

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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.