Home / 11,661,418-16,091,979.24-6,700,018.96

Finding the Fourth Proportional to 11,661,418, 16,091,979.24 and 6,700,018.96

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Solution

The fourth proportional to 11,661,418, 16,091,979.24 and 6,700,018.96 is: 9,245,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661,418 : 16,091,979.24 = 6,700,018.96 : x
  2. Step 2: Convert to fraction form
    11,661,418/16,091,979.24 = 6,700,018.96/x
  3. Step 3: Cross multiply
    11,661,418x = 16,091,979.24 × 6,700,018.96
  4. Step 4: Simplify right side
    11,661,418x = 107,816,566,011,926.39
  5. Step 5: Solve for x
    x = 107,816,566,011,926.39/11,661,418
  6. Step 6: Final answer
    x = 9,245,579.40

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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.