Home / 7,193,446.07-9,926,839.76-3,930,190.74

Finding the Fourth Proportional to 7,193,446.07, 9,926,839.76 and 3,930,190.74

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Solution

The fourth proportional to 7,193,446.07, 9,926,839.76 and 3,930,190.74 is: 5,423,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,446.07 : 9,926,839.76 = 3,930,190.74 : x
  2. Step 2: Convert to fraction form
    7,193,446.07/9,926,839.76 = 3,930,190.74/x
  3. Step 3: Cross multiply
    7,193,446.07x = 9,926,839.76 × 3,930,190.74
  4. Step 4: Simplify right side
    7,193,446.07x = 39,014,373,682,564.88
  5. Step 5: Solve for x
    x = 39,014,373,682,564.88/7,193,446.07
  6. Step 6: Final answer
    x = 5,423,599.95

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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.