Home / 7,193,517.39-9,926,936.57-3,930,261.89

Finding the Fourth Proportional to 7,193,517.39, 9,926,936.57 and 3,930,261.89

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Solution

The fourth proportional to 7,193,517.39, 9,926,936.57 and 3,930,261.89 is: 5,423,697.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,517.39 : 9,926,936.57 = 3,930,261.89 : x
  2. Step 2: Convert to fraction form
    7,193,517.39/9,926,936.57 = 3,930,261.89/x
  3. Step 3: Cross multiply
    7,193,517.39x = 9,926,936.57 × 3,930,261.89
  4. Step 4: Simplify right side
    7,193,517.39x = 39,015,460,445,709.29
  5. Step 5: Solve for x
    x = 39,015,460,445,709.29/7,193,517.39
  6. Step 6: Final answer
    x = 5,423,697.24

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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.