Home / 25,819,758.83-38,703,760.99-11,996,428.79

Finding the Fourth Proportional to 25,819,758.83, 38,703,760.99 and 11,996,428.79

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Solution

The fourth proportional to 25,819,758.83, 38,703,760.99 and 11,996,428.79 is: 17,982,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819,758.83 : 38,703,760.99 = 11,996,428.79 : x
  2. Step 2: Convert to fraction form
    25,819,758.83/38,703,760.99 = 11,996,428.79/x
  3. Step 3: Cross multiply
    25,819,758.83x = 38,703,760.99 × 11,996,428.79
  4. Step 4: Simplify right side
    25,819,758.83x = 464,306,912,621,714.88
  5. Step 5: Solve for x
    x = 464,306,912,621,714.88/25,819,758.83
  6. Step 6: Final answer
    x = 17,982,620.04

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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.