Home / 20,098,482.12-30,147,739.80-4,952,415.24

Finding the Fourth Proportional to 20,098,482.12, 30,147,739.80 and 4,952,415.24

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Solution

The fourth proportional to 20,098,482.12, 30,147,739.80 and 4,952,415.24 is: 7,428,626.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,098,482.12 : 30,147,739.80 = 4,952,415.24 : x
  2. Step 2: Convert to fraction form
    20,098,482.12/30,147,739.80 = 4,952,415.24/x
  3. Step 3: Cross multiply
    20,098,482.12x = 30,147,739.80 × 4,952,415.24
  4. Step 4: Simplify right side
    20,098,482.12x = 149,304,126,037,074.56
  5. Step 5: Solve for x
    x = 149,304,126,037,074.56/20,098,482.12
  6. Step 6: Final answer
    x = 7,428,626.96

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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.