Home / 9,309,711.60-13,964,567.40-7,183,947.60

Finding the Fourth Proportional to 9,309,711.60, 13,964,567.40 and 7,183,947.60

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Solution

The fourth proportional to 9,309,711.60, 13,964,567.40 and 7,183,947.60 is: 10,775,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309,711.60 : 13,964,567.40 = 7,183,947.60 : x
  2. Step 2: Convert to fraction form
    9,309,711.60/13,964,567.40 = 7,183,947.60/x
  3. Step 3: Cross multiply
    9,309,711.60x = 13,964,567.40 × 7,183,947.60
  4. Step 4: Simplify right side
    9,309,711.60x = 100,320,720,458,268.23
  5. Step 5: Solve for x
    x = 100,320,720,458,268.23/9,309,711.60
  6. Step 6: Final answer
    x = 10,775,921.40

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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.