Home / 20,162,708.40-30,244,062.60-6,699,536.40

Finding the Fourth Proportional to 20,162,708.40, 30,244,062.60 and 6,699,536.40

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Solution

The fourth proportional to 20,162,708.40, 30,244,062.60 and 6,699,536.40 is: 10,049,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,708.40 : 30,244,062.60 = 6,699,536.40 : x
  2. Step 2: Convert to fraction form
    20,162,708.40/30,244,062.60 = 6,699,536.40/x
  3. Step 3: Cross multiply
    20,162,708.40x = 30,244,062.60 × 6,699,536.40
  4. Step 4: Simplify right side
    20,162,708.40x = 202,621,198,272,578.66
  5. Step 5: Solve for x
    x = 202,621,198,272,578.66/20,162,708.40
  6. Step 6: Final answer
    x = 10,049,304.60

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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.