Home / 6,815,925.27-9,406,003.30-3,718,518.21

Finding the Fourth Proportional to 6,815,925.27, 9,406,003.30 and 3,718,518.21

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Solution

The fourth proportional to 6,815,925.27, 9,406,003.30 and 3,718,518.21 is: 5,131,569.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,925.27 : 9,406,003.30 = 3,718,518.21 : x
  2. Step 2: Convert to fraction form
    6,815,925.27/9,406,003.30 = 3,718,518.21/x
  3. Step 3: Cross multiply
    6,815,925.27x = 9,406,003.30 × 3,718,518.21
  4. Step 4: Simplify right side
    6,815,925.27x = 34,976,394,545,073.79
  5. Step 5: Solve for x
    x = 34,976,394,545,073.79/6,815,925.27
  6. Step 6: Final answer
    x = 5,131,569.55

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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.