Home / 17,290,390.84-23,861,288.16-9,449,731.12

Finding the Fourth Proportional to 17,290,390.84, 23,861,288.16 and 9,449,731.12

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Solution

The fourth proportional to 17,290,390.84, 23,861,288.16 and 9,449,731.12 is: 13,040,928.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290,390.84 : 23,861,288.16 = 9,449,731.12 : x
  2. Step 2: Convert to fraction form
    17,290,390.84/23,861,288.16 = 9,449,731.12/x
  3. Step 3: Cross multiply
    17,290,390.84x = 23,861,288.16 × 9,449,731.12
  4. Step 4: Simplify right side
    17,290,390.84x = 225,482,757,288,839.53
  5. Step 5: Solve for x
    x = 225,482,757,288,839.53/17,290,390.84
  6. Step 6: Final answer
    x = 13,040,928.88

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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.