Home / 12,961,958.40-19,442,937.60-10,568,505.60

Finding the Fourth Proportional to 12,961,958.40, 19,442,937.60 and 10,568,505.60

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Solution

The fourth proportional to 12,961,958.40, 19,442,937.60 and 10,568,505.60 is: 15,852,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961,958.40 : 19,442,937.60 = 10,568,505.60 : x
  2. Step 2: Convert to fraction form
    12,961,958.40/19,442,937.60 = 10,568,505.60/x
  3. Step 3: Cross multiply
    12,961,958.40x = 19,442,937.60 × 10,568,505.60
  4. Step 4: Simplify right side
    12,961,958.40x = 205,482,794,906,050.56
  5. Step 5: Solve for x
    x = 205,482,794,906,050.56/12,961,958.40
  6. Step 6: Final answer
    x = 15,852,758.40

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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.