Home / 13,852,006.32-20,676,569.55-12,215,791.38

Finding the Fourth Proportional to 13,852,006.32, 20,676,569.55 and 12,215,791.38

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Solution

The fourth proportional to 13,852,006.32, 20,676,569.55 and 12,215,791.38 is: 18,234,229.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,852,006.32 : 20,676,569.55 = 12,215,791.38 : x
  2. Step 2: Convert to fraction form
    13,852,006.32/20,676,569.55 = 12,215,791.38/x
  3. Step 3: Cross multiply
    13,852,006.32x = 20,676,569.55 × 12,215,791.38
  4. Step 4: Simplify right side
    13,852,006.32x = 252,580,660,076,860.50
  5. Step 5: Solve for x
    x = 252,580,660,076,860.50/13,852,006.32
  6. Step 6: Final answer
    x = 18,234,229.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.