Home / 12,256,963.61-16,916,448.66-9,311,934.46

Finding the Fourth Proportional to 12,256,963.61, 16,916,448.66 and 9,311,934.46

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Solution

The fourth proportional to 12,256,963.61, 16,916,448.66 and 9,311,934.46 is: 12,851,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,256,963.61 : 16,916,448.66 = 9,311,934.46 : x
  2. Step 2: Convert to fraction form
    12,256,963.61/16,916,448.66 = 9,311,934.46/x
  3. Step 3: Cross multiply
    12,256,963.61x = 16,916,448.66 × 9,311,934.46
  4. Step 4: Simplify right side
    12,256,963.61x = 157,524,861,217,874.84
  5. Step 5: Solve for x
    x = 157,524,861,217,874.84/12,256,963.61
  6. Step 6: Final answer
    x = 12,851,866.60

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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.