Home / 11,830,976.92-16,326,758.96-6,398,468.92

Finding the Fourth Proportional to 11,830,976.92, 16,326,758.96 and 6,398,468.92

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Solution

The fourth proportional to 11,830,976.92, 16,326,758.96 and 6,398,468.92 is: 8,829,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830,976.92 : 16,326,758.96 = 6,398,468.92 : x
  2. Step 2: Convert to fraction form
    11,830,976.92/16,326,758.96 = 6,398,468.92/x
  3. Step 3: Cross multiply
    11,830,976.92x = 16,326,758.96 × 6,398,468.92
  4. Step 4: Simplify right side
    11,830,976.92x = 104,466,259,769,891.53
  5. Step 5: Solve for x
    x = 104,466,259,769,891.53/11,830,976.92
  6. Step 6: Final answer
    x = 8,829,892.96

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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.