Home / 9,534,419.20-14,301,628.80-8,489,324.80

Finding the Fourth Proportional to 9,534,419.20, 14,301,628.80 and 8,489,324.80

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Solution

The fourth proportional to 9,534,419.20, 14,301,628.80 and 8,489,324.80 is: 12,733,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,534,419.20 : 14,301,628.80 = 8,489,324.80 : x
  2. Step 2: Convert to fraction form
    9,534,419.20/14,301,628.80 = 8,489,324.80/x
  3. Step 3: Cross multiply
    9,534,419.20x = 14,301,628.80 × 8,489,324.80
  4. Step 4: Simplify right side
    9,534,419.20x = 121,411,172,052,234.25
  5. Step 5: Solve for x
    x = 121,411,172,052,234.25/9,534,419.20
  6. Step 6: Final answer
    x = 12,733,987.20

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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.