Home / 36,381,856.20-54,572,784.30-18,188,859.30

Finding the Fourth Proportional to 36,381,856.20, 54,572,784.30 and 18,188,859.30

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Solution

The fourth proportional to 36,381,856.20, 54,572,784.30 and 18,188,859.30 is: 27,283,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381,856.20 : 54,572,784.30 = 18,188,859.30 : x
  2. Step 2: Convert to fraction form
    36,381,856.20/54,572,784.30 = 18,188,859.30/x
  3. Step 3: Cross multiply
    36,381,856.20x = 54,572,784.30 × 18,188,859.30
  4. Step 4: Simplify right side
    36,381,856.20x = 992,616,695,241,949
  5. Step 5: Solve for x
    x = 992,616,695,241,949/36,381,856.20
  6. Step 6: Final answer
    x = 27,283,288.95

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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.