Home / 25,839,146.45-38,764,394.88-7,641,922.91

Finding the Fourth Proportional to 25,839,146.45, 38,764,394.88 and 7,641,922.91

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Solution

The fourth proportional to 25,839,146.45, 38,764,394.88 and 7,641,922.91 is: 11,464,562.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839,146.45 : 38,764,394.88 = 7,641,922.91 : x
  2. Step 2: Convert to fraction form
    25,839,146.45/38,764,394.88 = 7,641,922.91/x
  3. Step 3: Cross multiply
    25,839,146.45x = 38,764,394.88 × 7,641,922.91
  4. Step 4: Simplify right side
    25,839,146.45x = 296,234,517,131,936.75
  5. Step 5: Solve for x
    x = 296,234,517,131,936.75/25,839,146.45
  6. Step 6: Final answer
    x = 11,464,562.80

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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.