Home / 22,088,876.78-33,122,228.00-12,869,833.43

Finding the Fourth Proportional to 22,088,876.78, 33,122,228.00 and 12,869,833.43

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Solution

The fourth proportional to 22,088,876.78, 33,122,228.00 and 12,869,833.43 is: 19,298,290.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,088,876.78 : 33,122,228.00 = 12,869,833.43 : x
  2. Step 2: Convert to fraction form
    22,088,876.78/33,122,228.00 = 12,869,833.43/x
  3. Step 3: Cross multiply
    22,088,876.78x = 33,122,228.00 × 12,869,833.43
  4. Step 4: Simplify right side
    22,088,876.78x = 426,277,557,208,938.44
  5. Step 5: Solve for x
    x = 426,277,557,208,938.44/22,088,876.78
  6. Step 6: Final answer
    x = 19,298,290.33

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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.