Home / 7,257,983.20-10,016,016.21-3,950,301.11

Finding the Fourth Proportional to 7,257,983.20, 10,016,016.21 and 3,950,301.11

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Solution

The fourth proportional to 7,257,983.20, 10,016,016.21 and 3,950,301.11 is: 5,451,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257,983.20 : 10,016,016.21 = 3,950,301.11 : x
  2. Step 2: Convert to fraction form
    7,257,983.20/10,016,016.21 = 3,950,301.11/x
  3. Step 3: Cross multiply
    7,257,983.20x = 10,016,016.21 × 3,950,301.11
  4. Step 4: Simplify right side
    7,257,983.20x = 39,566,279,952,140.99
  5. Step 5: Solve for x
    x = 39,566,279,952,140.99/7,257,983.20
  6. Step 6: Final answer
    x = 5,451,415.21

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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.