Home / 11,728,891.88-16,176,274.52-8,255,728.10

Finding the Fourth Proportional to 11,728,891.88, 16,176,274.52 and 8,255,728.10

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Solution

The fourth proportional to 11,728,891.88, 16,176,274.52 and 8,255,728.10 is: 11,386,150.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728,891.88 : 16,176,274.52 = 8,255,728.10 : x
  2. Step 2: Convert to fraction form
    11,728,891.88/16,176,274.52 = 8,255,728.10/x
  3. Step 3: Cross multiply
    11,728,891.88x = 16,176,274.52 × 8,255,728.10
  4. Step 4: Simplify right side
    11,728,891.88x = 133,546,924,108,078
  5. Step 5: Solve for x
    x = 133,546,924,108,078/11,728,891.88
  6. Step 6: Final answer
    x = 11,386,150.16

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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.