Home / 6,117,697.60-9,176,546.40-5,204,406.40

Finding the Fourth Proportional to 6,117,697.60, 9,176,546.40 and 5,204,406.40

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Solution

The fourth proportional to 6,117,697.60, 9,176,546.40 and 5,204,406.40 is: 7,806,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117,697.60 : 9,176,546.40 = 5,204,406.40 : x
  2. Step 2: Convert to fraction form
    6,117,697.60/9,176,546.40 = 5,204,406.40/x
  3. Step 3: Cross multiply
    6,117,697.60x = 9,176,546.40 × 5,204,406.40
  4. Step 4: Simplify right side
    6,117,697.60x = 47,758,476,814,056.97
  5. Step 5: Solve for x
    x = 47,758,476,814,056.97/6,117,697.60
  6. Step 6: Final answer
    x = 7,806,609.60

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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.