Home / 5,171,826.97-7,137,121.16-2,997,631.24

Finding the Fourth Proportional to 5,171,826.97, 7,137,121.16 and 2,997,631.24

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Solution

The fourth proportional to 5,171,826.97, 7,137,121.16 and 2,997,631.24 is: 4,136,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,171,826.97 : 7,137,121.16 = 2,997,631.24 : x
  2. Step 2: Convert to fraction form
    5,171,826.97/7,137,121.16 = 2,997,631.24/x
  3. Step 3: Cross multiply
    5,171,826.97x = 7,137,121.16 × 2,997,631.24
  4. Step 4: Simplify right side
    5,171,826.97x = 21,394,457,365,816.95
  5. Step 5: Solve for x
    x = 21,394,457,365,816.95/5,171,826.97
  6. Step 6: Final answer
    x = 4,136,731.08

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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.