Home / 5,198,415.18-7,171,616.26-3,480,089.28

Finding the Fourth Proportional to 5,198,415.18, 7,171,616.26 and 3,480,089.28

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Solution

The fourth proportional to 5,198,415.18, 7,171,616.26 and 3,480,089.28 is: 4,801,052.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,198,415.18 : 7,171,616.26 = 3,480,089.28 : x
  2. Step 2: Convert to fraction form
    5,198,415.18/7,171,616.26 = 3,480,089.28/x
  3. Step 3: Cross multiply
    5,198,415.18x = 7,171,616.26 × 3,480,089.28
  4. Step 4: Simplify right side
    5,198,415.18x = 24,957,864,866,699.69
  5. Step 5: Solve for x
    x = 24,957,864,866,699.69/5,198,415.18
  6. Step 6: Final answer
    x = 4,801,052.63

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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.