Home / 10,918,369.29-16,376,963.43-3,345,356.91

Finding the Fourth Proportional to 10,918,369.29, 16,376,963.43 and 3,345,356.91

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Solution

The fourth proportional to 10,918,369.29, 16,376,963.43 and 3,345,356.91 is: 5,017,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,918,369.29 : 16,376,963.43 = 3,345,356.91 : x
  2. Step 2: Convert to fraction form
    10,918,369.29/16,376,963.43 = 3,345,356.91/x
  3. Step 3: Cross multiply
    10,918,369.29x = 16,376,963.43 × 3,345,356.91
  4. Step 4: Simplify right side
    10,918,369.29x = 54,786,787,775,367.80
  5. Step 5: Solve for x
    x = 54,786,787,775,367.80/10,918,369.29
  6. Step 6: Final answer
    x = 5,017,854.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.