Home / 36,569,896.80-50,466,948.78-20,049,981.36

Finding the Fourth Proportional to 36,569,896.80, 50,466,948.78 and 20,049,981.36

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Solution

The fourth proportional to 36,569,896.80, 50,466,948.78 and 20,049,981.36 is: 27,669,243.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569,896.80 : 50,466,948.78 = 20,049,981.36 : x
  2. Step 2: Convert to fraction form
    36,569,896.80/50,466,948.78 = 20,049,981.36/x
  3. Step 3: Cross multiply
    36,569,896.80x = 50,466,948.78 × 20,049,981.36
  4. Step 4: Simplify right side
    36,569,896.80x = 1,011,861,382,335,074.75
  5. Step 5: Solve for x
    x = 1,011,861,382,335,074.75/36,569,896.80
  6. Step 6: Final answer
    x = 27,669,243.58

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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.