Home / 11,839,965.28-16,339,145.52-6,683,371.36

Finding the Fourth Proportional to 11,839,965.28, 16,339,145.52 and 6,683,371.36

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Solution

The fourth proportional to 11,839,965.28, 16,339,145.52 and 6,683,371.36 is: 9,223,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,965.28 : 16,339,145.52 = 6,683,371.36 : x
  2. Step 2: Convert to fraction form
    11,839,965.28/16,339,145.52 = 6,683,371.36/x
  3. Step 3: Cross multiply
    11,839,965.28x = 16,339,145.52 × 6,683,371.36
  4. Step 4: Simplify right side
    11,839,965.28x = 109,200,577,215,240.31
  5. Step 5: Solve for x
    x = 109,200,577,215,240.31/11,839,965.28
  6. Step 6: Final answer
    x = 9,223,048.77

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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.