Home / 6,513,996.92-8,990,393.78-3,614,321.93

Finding the Fourth Proportional to 6,513,996.92, 8,990,393.78 and 3,614,321.93

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Solution

The fourth proportional to 6,513,996.92, 8,990,393.78 and 3,614,321.93 is: 4,988,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,996.92 : 8,990,393.78 = 3,614,321.93 : x
  2. Step 2: Convert to fraction form
    6,513,996.92/8,990,393.78 = 3,614,321.93/x
  3. Step 3: Cross multiply
    6,513,996.92x = 8,990,393.78 × 3,614,321.93
  4. Step 4: Simplify right side
    6,513,996.92x = 32,494,177,362,473.43
  5. Step 5: Solve for x
    x = 32,494,177,362,473.43/6,513,996.92
  6. Step 6: Final answer
    x = 4,988,362.41

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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.