Home / 22,478,006.33-31,019,648.36-12,164,729.43

Finding the Fourth Proportional to 22,478,006.33, 31,019,648.36 and 12,164,729.43

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Solution

The fourth proportional to 22,478,006.33, 31,019,648.36 and 12,164,729.43 is: 16,787,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,478,006.33 : 31,019,648.36 = 12,164,729.43 : x
  2. Step 2: Convert to fraction form
    22,478,006.33/31,019,648.36 = 12,164,729.43/x
  3. Step 3: Cross multiply
    22,478,006.33x = 31,019,648.36 × 12,164,729.43
  4. Step 4: Simplify right side
    22,478,006.33x = 377,345,629,180,060.25
  5. Step 5: Solve for x
    x = 377,345,629,180,060.25/22,478,006.33
  6. Step 6: Final answer
    x = 16,787,326.40

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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.