Home / 13,441,020.30-20,161,530.45-4,343,100.30

Finding the Fourth Proportional to 13,441,020.30, 20,161,530.45 and 4,343,100.30

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Solution

The fourth proportional to 13,441,020.30, 20,161,530.45 and 4,343,100.30 is: 6,514,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441,020.30 : 20,161,530.45 = 4,343,100.30 : x
  2. Step 2: Convert to fraction form
    13,441,020.30/20,161,530.45 = 4,343,100.30/x
  3. Step 3: Cross multiply
    13,441,020.30x = 20,161,530.45 × 4,343,100.30
  4. Step 4: Simplify right side
    13,441,020.30x = 87,563,548,945,854.12
  5. Step 5: Solve for x
    x = 87,563,548,945,854.12/13,441,020.30
  6. Step 6: Final answer
    x = 6,514,650.45

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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.