Home / 9,234,542.88-12,743,424.72-5,160,195.36

Finding the Fourth Proportional to 9,234,542.88, 12,743,424.72 and 5,160,195.36

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Solution

The fourth proportional to 9,234,542.88, 12,743,424.72 and 5,160,195.36 is: 7,120,933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234,542.88 : 12,743,424.72 = 5,160,195.36 : x
  2. Step 2: Convert to fraction form
    9,234,542.88/12,743,424.72 = 5,160,195.36/x
  3. Step 3: Cross multiply
    9,234,542.88x = 12,743,424.72 × 5,160,195.36
  4. Step 4: Simplify right side
    9,234,542.88x = 65,758,561,110,653.30
  5. Step 5: Solve for x
    x = 65,758,561,110,653.30/9,234,542.88
  6. Step 6: Final answer
    x = 7,120,933.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.