Home / 20,950,286.04-31,433,105.43-8,822,802.42

Finding the Fourth Proportional to 20,950,286.04, 31,433,105.43 and 8,822,802.42

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Solution

The fourth proportional to 20,950,286.04, 31,433,105.43 and 8,822,802.42 is: 13,237,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,286.04 : 31,433,105.43 = 8,822,802.42 : x
  2. Step 2: Convert to fraction form
    20,950,286.04/31,433,105.43 = 8,822,802.42/x
  3. Step 3: Cross multiply
    20,950,286.04x = 31,433,105.43 × 8,822,802.42
  4. Step 4: Simplify right side
    20,950,286.04x = 277,328,078,655,919.12
  5. Step 5: Solve for x
    x = 277,328,078,655,919.12/20,950,286.04
  6. Step 6: Final answer
    x = 13,237,436.38

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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.