Home / 31,288,894.47-43,178,770.31-17,351,230.95

Finding the Fourth Proportional to 31,288,894.47, 43,178,770.31 and 17,351,230.95

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Solution

The fourth proportional to 31,288,894.47, 43,178,770.31 and 17,351,230.95 is: 23,944,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288,894.47 : 43,178,770.31 = 17,351,230.95 : x
  2. Step 2: Convert to fraction form
    31,288,894.47/43,178,770.31 = 17,351,230.95/x
  3. Step 3: Cross multiply
    31,288,894.47x = 43,178,770.31 × 17,351,230.95
  4. Step 4: Simplify right side
    31,288,894.47x = 749,204,815,699,056.88
  5. Step 5: Solve for x
    x = 749,204,815,699,056.88/31,288,894.47
  6. Step 6: Final answer
    x = 23,944,751.91

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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.