Home / 11,716,245.40-17,584,865.70-10,120,610.20

Finding the Fourth Proportional to 11,716,245.40, 17,584,865.70 and 10,120,610.20

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Solution

The fourth proportional to 11,716,245.40, 17,584,865.70 and 10,120,610.20 is: 15,189,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716,245.40 : 17,584,865.70 = 10,120,610.20 : x
  2. Step 2: Convert to fraction form
    11,716,245.40/17,584,865.70 = 10,120,610.20/x
  3. Step 3: Cross multiply
    11,716,245.40x = 17,584,865.70 × 10,120,610.20
  4. Step 4: Simplify right side
    11,716,245.40x = 177,969,571,169,050.12
  5. Step 5: Solve for x
    x = 177,969,571,169,050.12/11,716,245.40
  6. Step 6: Final answer
    x = 15,189,983.23

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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.