Home / 5,326,430.20-7,989,645.30-2,340,446.20

Finding the Fourth Proportional to 5,326,430.20, 7,989,645.30 and 2,340,446.20

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Solution

The fourth proportional to 5,326,430.20, 7,989,645.30 and 2,340,446.20 is: 3,510,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,430.20 : 7,989,645.30 = 2,340,446.20 : x
  2. Step 2: Convert to fraction form
    5,326,430.20/7,989,645.30 = 2,340,446.20/x
  3. Step 3: Cross multiply
    5,326,430.20x = 7,989,645.30 × 2,340,446.20
  4. Step 4: Simplify right side
    5,326,430.20x = 18,699,334,981,732.86
  5. Step 5: Solve for x
    x = 18,699,334,981,732.86/5,326,430.20
  6. Step 6: Final answer
    x = 3,510,669.30

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Double scale
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Similar ratio
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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.