Home / 5,145,553.31-7,099,726.52-2,969,634.11

Finding the Fourth Proportional to 5,145,553.31, 7,099,726.52 and 2,969,634.11

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Solution

The fourth proportional to 5,145,553.31, 7,099,726.52 and 2,969,634.11 is: 4,097,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,553.31 : 7,099,726.52 = 2,969,634.11 : x
  2. Step 2: Convert to fraction form
    5,145,553.31/7,099,726.52 = 2,969,634.11/x
  3. Step 3: Cross multiply
    5,145,553.31x = 7,099,726.52 × 2,969,634.11
  4. Step 4: Simplify right side
    5,145,553.31x = 21,083,590,030,615.43
  5. Step 5: Solve for x
    x = 21,083,590,030,615.43/5,145,553.31
  6. Step 6: Final answer
    x = 4,097,438.85

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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.