Home / 47,338,414.80-71,007,622.20-31,214,101.20

Finding the Fourth Proportional to 47,338,414.80, 71,007,622.20 and 31,214,101.20

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Solution

The fourth proportional to 47,338,414.80, 71,007,622.20 and 31,214,101.20 is: 46,821,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,338,414.80 : 71,007,622.20 = 31,214,101.20 : x
  2. Step 2: Convert to fraction form
    47,338,414.80/71,007,622.20 = 31,214,101.20/x
  3. Step 3: Cross multiply
    47,338,414.80x = 71,007,622.20 × 31,214,101.20
  4. Step 4: Simplify right side
    47,338,414.80x = 2,216,439,105,322,166.75
  5. Step 5: Solve for x
    x = 2,216,439,105,322,166.75/47,338,414.80
  6. Step 6: Final answer
    x = 46,821,151.80

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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.