Home / 13,667,952.98-18,861,808.91-7,473,399.86

Finding the Fourth Proportional to 13,667,952.98, 18,861,808.91 and 7,473,399.86

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Solution

The fourth proportional to 13,667,952.98, 18,861,808.91 and 7,473,399.86 is: 10,313,310.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,952.98 : 18,861,808.91 = 7,473,399.86 : x
  2. Step 2: Convert to fraction form
    13,667,952.98/18,861,808.91 = 7,473,399.86/x
  3. Step 3: Cross multiply
    13,667,952.98x = 18,861,808.91 × 7,473,399.86
  4. Step 4: Simplify right side
    13,667,952.98x = 140,961,839,935,664.72
  5. Step 5: Solve for x
    x = 140,961,839,935,664.72/13,667,952.98
  6. Step 6: Final answer
    x = 10,313,310.28

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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.