Home / 54,375,964.83-75,045,221.16-30,537,509.73

Finding the Fourth Proportional to 54,375,964.83, 75,045,221.16 and 30,537,509.73

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Solution

The fourth proportional to 54,375,964.83, 75,045,221.16 and 30,537,509.73 is: 42,145,351.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375,964.83 : 75,045,221.16 = 30,537,509.73 : x
  2. Step 2: Convert to fraction form
    54,375,964.83/75,045,221.16 = 30,537,509.73/x
  3. Step 3: Cross multiply
    54,375,964.83x = 75,045,221.16 × 30,537,509.73
  4. Step 4: Simplify right side
    54,375,964.83x = 2,291,694,171,363,502
  5. Step 5: Solve for x
    x = 2,291,694,171,363,502/54,375,964.83
  6. Step 6: Final answer
    x = 42,145,351.88

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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.