Home / 53,479,846.80-73,800,718.92-30,274,785.36

Finding the Fourth Proportional to 53,479,846.80, 73,800,718.92 and 30,274,785.36

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Solution

The fourth proportional to 53,479,846.80, 73,800,718.92 and 30,274,785.36 is: 41,778,371.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479,846.80 : 73,800,718.92 = 30,274,785.36 : x
  2. Step 2: Convert to fraction form
    53,479,846.80/73,800,718.92 = 30,274,785.36/x
  3. Step 3: Cross multiply
    53,479,846.80x = 73,800,718.92 × 30,274,785.36
  4. Step 4: Simplify right side
    53,479,846.80x = 2,234,300,924,716,691
  5. Step 5: Solve for x
    x = 2,234,300,924,716,691/53,479,846.80
  6. Step 6: Final answer
    x = 41,778,371.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.