Home / 49,419,567.24-74,162,841.06-20,278,674.60

Finding the Fourth Proportional to 49,419,567.24, 74,162,841.06 and 20,278,674.60

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Solution

The fourth proportional to 49,419,567.24, 74,162,841.06 and 20,278,674.60 is: 30,431,754.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,419,567.24 : 74,162,841.06 = 20,278,674.60 : x
  2. Step 2: Convert to fraction form
    49,419,567.24/74,162,841.06 = 20,278,674.60/x
  3. Step 3: Cross multiply
    49,419,567.24x = 74,162,841.06 × 20,278,674.60
  4. Step 4: Simplify right side
    49,419,567.24x = 1,503,924,121,267,259.25
  5. Step 5: Solve for x
    x = 1,503,924,121,267,259.25/49,419,567.24
  6. Step 6: Final answer
    x = 30,431,754.17

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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.