Home / 6,674,939.22-9,984,987.36-5,329,729.20

Finding the Fourth Proportional to 6,674,939.22, 9,984,987.36 and 5,329,729.20

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Solution

The fourth proportional to 6,674,939.22, 9,984,987.36 and 5,329,729.20 is: 7,972,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,674,939.22 : 9,984,987.36 = 5,329,729.20 : x
  2. Step 2: Convert to fraction form
    6,674,939.22/9,984,987.36 = 5,329,729.20/x
  3. Step 3: Cross multiply
    6,674,939.22x = 9,984,987.36 × 5,329,729.20
  4. Step 4: Simplify right side
    6,674,939.22x = 53,217,278,694,222.91
  5. Step 5: Solve for x
    x = 53,217,278,694,222.91/6,674,939.22
  6. Step 6: Final answer
    x = 7,972,698.62

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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.