Home / 13,990,908.57-19,306,944.10-7,795,635.18

Finding the Fourth Proportional to 13,990,908.57, 19,306,944.10 and 7,795,635.18

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Solution

The fourth proportional to 13,990,908.57, 19,306,944.10 and 7,795,635.18 is: 10,757,692.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,990,908.57 : 19,306,944.10 = 7,795,635.18 : x
  2. Step 2: Convert to fraction form
    13,990,908.57/19,306,944.10 = 7,795,635.18/x
  3. Step 3: Cross multiply
    13,990,908.57x = 19,306,944.10 × 7,795,635.18
  4. Step 4: Simplify right side
    13,990,908.57x = 150,509,892,644,253.44
  5. Step 5: Solve for x
    x = 150,509,892,644,253.44/13,990,908.57
  6. Step 6: Final answer
    x = 10,757,692.53

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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.