Home / 8,264,544.40-12,396,816.60-7,366,999.60

Finding the Fourth Proportional to 8,264,544.40, 12,396,816.60 and 7,366,999.60

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Solution

The fourth proportional to 8,264,544.40, 12,396,816.60 and 7,366,999.60 is: 11,050,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,544.40 : 12,396,816.60 = 7,366,999.60 : x
  2. Step 2: Convert to fraction form
    8,264,544.40/12,396,816.60 = 7,366,999.60/x
  3. Step 3: Cross multiply
    8,264,544.40x = 12,396,816.60 × 7,366,999.60
  4. Step 4: Simplify right side
    8,264,544.40x = 91,327,342,933,473.36
  5. Step 5: Solve for x
    x = 91,327,342,933,473.36/8,264,544.40
  6. Step 6: Final answer
    x = 11,050,499.40

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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.