Home / 22,381,489.70-33,572,234.55-20,617,892.90

Finding the Fourth Proportional to 22,381,489.70, 33,572,234.55 and 20,617,892.90

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Solution

The fourth proportional to 22,381,489.70, 33,572,234.55 and 20,617,892.90 is: 30,926,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,381,489.70 : 33,572,234.55 = 20,617,892.90 : x
  2. Step 2: Convert to fraction form
    22,381,489.70/33,572,234.55 = 20,617,892.90/x
  3. Step 3: Cross multiply
    22,381,489.70x = 33,572,234.55 × 20,617,892.90
  4. Step 4: Simplify right side
    22,381,489.70x = 692,188,736,365,579.62
  5. Step 5: Solve for x
    x = 692,188,736,365,579.62/22,381,489.70
  6. Step 6: Final answer
    x = 30,926,839.35

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1.5x scale

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.