Home / 47,063,121.66-64,954,177.83-28,738,977.66

Finding the Fourth Proportional to 47,063,121.66, 64,954,177.83 and 28,738,977.66

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Solution

The fourth proportional to 47,063,121.66, 64,954,177.83 and 28,738,977.66 is: 39,664,106.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,063,121.66 : 64,954,177.83 = 28,738,977.66 : x
  2. Step 2: Convert to fraction form
    47,063,121.66/64,954,177.83 = 28,738,977.66/x
  3. Step 3: Cross multiply
    47,063,121.66x = 64,954,177.83 × 28,738,977.66
  4. Step 4: Simplify right side
    47,063,121.66x = 1,866,716,665,580,037.25
  5. Step 5: Solve for x
    x = 1,866,716,665,580,037.25/47,063,121.66
  6. Step 6: Final answer
    x = 39,664,106.41

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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.