Home / 11,729,513.28-16,186,465.92-6,834,431.04

Finding the Fourth Proportional to 11,729,513.28, 16,186,465.92 and 6,834,431.04

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Solution

The fourth proportional to 11,729,513.28, 16,186,465.92 and 6,834,431.04 is: 9,431,361.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729,513.28 : 16,186,465.92 = 6,834,431.04 : x
  2. Step 2: Convert to fraction form
    11,729,513.28/16,186,465.92 = 6,834,431.04/x
  3. Step 3: Cross multiply
    11,729,513.28x = 16,186,465.92 × 6,834,431.04
  4. Step 4: Simplify right side
    11,729,513.28x = 110,625,285,111,550.16
  5. Step 5: Solve for x
    x = 110,625,285,111,550.16/11,729,513.28
  6. Step 6: Final answer
    x = 9,431,361.94

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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.