Home / 7,193,518.39-9,926,937.95-3,930,262.89

Finding the Fourth Proportional to 7,193,518.39, 9,926,937.95 and 3,930,262.89

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Solution

The fourth proportional to 7,193,518.39, 9,926,937.95 and 3,930,262.89 is: 5,423,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,518.39 : 9,926,937.95 = 3,930,262.89 : x
  2. Step 2: Convert to fraction form
    7,193,518.39/9,926,937.95 = 3,930,262.89/x
  3. Step 3: Cross multiply
    7,193,518.39x = 9,926,937.95 × 3,930,262.89
  4. Step 4: Simplify right side
    7,193,518.39x = 39,015,475,836,217.67
  5. Step 5: Solve for x
    x = 39,015,475,836,217.67/7,193,518.39
  6. Step 6: Final answer
    x = 5,423,698.63

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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.