Home / 6,719,623.60-10,079,435.40-5,040,007.60

Finding the Fourth Proportional to 6,719,623.60, 10,079,435.40 and 5,040,007.60

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Solution

The fourth proportional to 6,719,623.60, 10,079,435.40 and 5,040,007.60 is: 7,560,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719,623.60 : 10,079,435.40 = 5,040,007.60 : x
  2. Step 2: Convert to fraction form
    6,719,623.60/10,079,435.40 = 5,040,007.60/x
  3. Step 3: Cross multiply
    6,719,623.60x = 10,079,435.40 × 5,040,007.60
  4. Step 4: Simplify right side
    6,719,623.60x = 50,800,431,019,709.04
  5. Step 5: Solve for x
    x = 50,800,431,019,709.04/6,719,623.60
  6. Step 6: Final answer
    x = 7,560,011.40

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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.