Home / 25,452,209.82-38,184,294.36-8,412,882.78

Finding the Fourth Proportional to 25,452,209.82, 38,184,294.36 and 8,412,882.78

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Solution

The fourth proportional to 25,452,209.82, 38,184,294.36 and 8,412,882.78 is: 12,621,300.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452,209.82 : 38,184,294.36 = 8,412,882.78 : x
  2. Step 2: Convert to fraction form
    25,452,209.82/38,184,294.36 = 8,412,882.78/x
  3. Step 3: Cross multiply
    25,452,209.82x = 38,184,294.36 × 8,412,882.78
  4. Step 4: Simplify right side
    25,452,209.82x = 321,239,992,487,695.06
  5. Step 5: Solve for x
    x = 321,239,992,487,695.06/25,452,209.82
  6. Step 6: Final answer
    x = 12,621,300.66

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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.