Home / 5,350,022.40-7,381,602.72-3,172,755.36

Finding the Fourth Proportional to 5,350,022.40, 7,381,602.72 and 3,172,755.36

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Solution

The fourth proportional to 5,350,022.40, 7,381,602.72 and 3,172,755.36 is: 4,377,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350,022.40 : 7,381,602.72 = 3,172,755.36 : x
  2. Step 2: Convert to fraction form
    5,350,022.40/7,381,602.72 = 3,172,755.36/x
  3. Step 3: Cross multiply
    5,350,022.40x = 7,381,602.72 × 3,172,755.36
  4. Step 4: Simplify right side
    5,350,022.40x = 23,420,019,595,270.58
  5. Step 5: Solve for x
    x = 23,420,019,595,270.58/5,350,022.40
  6. Step 6: Final answer
    x = 4,377,555.43

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1.5x scale

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.