Home / 20,144,617.26-30,218,752.95-5,572,449.75

Finding the Fourth Proportional to 20,144,617.26, 30,218,752.95 and 5,572,449.75

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Solution

The fourth proportional to 20,144,617.26, 30,218,752.95 and 5,572,449.75 is: 8,359,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,144,617.26 : 30,218,752.95 = 5,572,449.75 : x
  2. Step 2: Convert to fraction form
    20,144,617.26/30,218,752.95 = 5,572,449.75/x
  3. Step 3: Cross multiply
    20,144,617.26x = 30,218,752.95 × 5,572,449.75
  4. Step 4: Simplify right side
    20,144,617.26x = 168,392,482,321,539.25
  5. Step 5: Solve for x
    x = 168,392,482,321,539.25/20,144,617.26
  6. Step 6: Final answer
    x = 8,359,180.03

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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.