Home / 18,401,910.88-25,394,741.12-10,671,543.04

Finding the Fourth Proportional to 18,401,910.88, 25,394,741.12 and 10,671,543.04

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Solution

The fourth proportional to 18,401,910.88, 25,394,741.12 and 10,671,543.04 is: 14,726,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,401,910.88 : 25,394,741.12 = 10,671,543.04 : x
  2. Step 2: Convert to fraction form
    18,401,910.88/25,394,741.12 = 10,671,543.04/x
  3. Step 3: Cross multiply
    18,401,910.88x = 25,394,741.12 × 10,671,543.04
  4. Step 4: Simplify right side
    18,401,910.88x = 271,001,072,851,737.78
  5. Step 5: Solve for x
    x = 271,001,072,851,737.78/18,401,910.88
  6. Step 6: Final answer
    x = 14,726,789.77

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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.