Home / 8,220,049.40-12,330,074.10-2,236,417.40

Finding the Fourth Proportional to 8,220,049.40, 12,330,074.10 and 2,236,417.40

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Solution

The fourth proportional to 8,220,049.40, 12,330,074.10 and 2,236,417.40 is: 3,354,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220,049.40 : 12,330,074.10 = 2,236,417.40 : x
  2. Step 2: Convert to fraction form
    8,220,049.40/12,330,074.10 = 2,236,417.40/x
  3. Step 3: Cross multiply
    8,220,049.40x = 12,330,074.10 × 2,236,417.40
  4. Step 4: Simplify right side
    8,220,049.40x = 27,575,192,260,529.34
  5. Step 5: Solve for x
    x = 27,575,192,260,529.34/8,220,049.40
  6. Step 6: Final answer
    x = 3,354,626.10

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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.