Home / 15,442,218.16-21,310,286.16-8,566,700.44

Finding the Fourth Proportional to 15,442,218.16, 21,310,286.16 and 8,566,700.44

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Solution

The fourth proportional to 15,442,218.16, 21,310,286.16 and 8,566,700.44 is: 11,822,060.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442,218.16 : 21,310,286.16 = 8,566,700.44 : x
  2. Step 2: Convert to fraction form
    15,442,218.16/21,310,286.16 = 8,566,700.44/x
  3. Step 3: Cross multiply
    15,442,218.16x = 21,310,286.16 × 8,566,700.44
  4. Step 4: Simplify right side
    15,442,218.16x = 182,558,837,823,397.91
  5. Step 5: Solve for x
    x = 182,558,837,823,397.91/15,442,218.16
  6. Step 6: Final answer
    x = 11,822,060.53

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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.