Home / 31,443,616.32-43,394,172.57-19,054,793.04

Finding the Fourth Proportional to 31,443,616.32, 43,394,172.57 and 19,054,793.04

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Solution

The fourth proportional to 31,443,616.32, 43,394,172.57 and 19,054,793.04 is: 26,296,815.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,443,616.32 : 43,394,172.57 = 19,054,793.04 : x
  2. Step 2: Convert to fraction form
    31,443,616.32/43,394,172.57 = 19,054,793.04/x
  3. Step 3: Cross multiply
    31,443,616.32x = 43,394,172.57 × 19,054,793.04
  4. Step 4: Simplify right side
    31,443,616.32x = 826,866,977,463,394.88
  5. Step 5: Solve for x
    x = 826,866,977,463,394.88/31,443,616.32
  6. Step 6: Final answer
    x = 26,296,815.51

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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.