Home / 49,229,049.87-67,979,664.36-30,675,854.07

Finding the Fourth Proportional to 49,229,049.87, 67,979,664.36 and 30,675,854.07

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Solution

The fourth proportional to 49,229,049.87, 67,979,664.36 and 30,675,854.07 is: 42,359,831.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,229,049.87 : 67,979,664.36 = 30,675,854.07 : x
  2. Step 2: Convert to fraction form
    49,229,049.87/67,979,664.36 = 30,675,854.07/x
  3. Step 3: Cross multiply
    49,229,049.87x = 67,979,664.36 × 30,675,854.07
  4. Step 4: Simplify right side
    49,229,049.87x = 2,085,334,263,634,940
  5. Step 5: Solve for x
    x = 2,085,334,263,634,940/49,229,049.87
  6. Step 6: Final answer
    x = 42,359,831.63

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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.