Home / 6,815,909.93-9,405,982.11-3,718,502.84

Finding the Fourth Proportional to 6,815,909.93, 9,405,982.11 and 3,718,502.84

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Solution

The fourth proportional to 6,815,909.93, 9,405,982.11 and 3,718,502.84 is: 5,131,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,909.93 : 9,405,982.11 = 3,718,502.84 : x
  2. Step 2: Convert to fraction form
    6,815,909.93/9,405,982.11 = 3,718,502.84/x
  3. Step 3: Cross multiply
    6,815,909.93x = 9,405,982.11 × 3,718,502.84
  4. Step 4: Simplify right side
    6,815,909.93x = 34,976,171,189,024.19
  5. Step 5: Solve for x
    x = 34,976,171,189,024.19/6,815,909.93
  6. Step 6: Final answer
    x = 5,131,548.33

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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.