Home / 9,073,360.80-13,610,041.20-8,081,337.60

Finding the Fourth Proportional to 9,073,360.80, 13,610,041.20 and 8,081,337.60

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Solution

The fourth proportional to 9,073,360.80, 13,610,041.20 and 8,081,337.60 is: 12,122,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073,360.80 : 13,610,041.20 = 8,081,337.60 : x
  2. Step 2: Convert to fraction form
    9,073,360.80/13,610,041.20 = 8,081,337.60/x
  3. Step 3: Cross multiply
    9,073,360.80x = 13,610,041.20 × 8,081,337.60
  4. Step 4: Simplify right side
    9,073,360.80x = 109,987,337,687,109.11
  5. Step 5: Solve for x
    x = 109,987,337,687,109.11/9,073,360.80
  6. Step 6: Final answer
    x = 12,122,006.40

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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.