Home / 27,137,982.88-40,673,624.30-12,545,163.13

Finding the Fourth Proportional to 27,137,982.88, 40,673,624.30 and 12,545,163.13

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Solution

The fourth proportional to 27,137,982.88, 40,673,624.30 and 12,545,163.13 is: 18,802,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137,982.88 : 40,673,624.30 = 12,545,163.13 : x
  2. Step 2: Convert to fraction form
    27,137,982.88/40,673,624.30 = 12,545,163.13/x
  3. Step 3: Cross multiply
    27,137,982.88x = 40,673,624.30 × 12,545,163.13
  4. Step 4: Simplify right side
    27,137,982.88x = 510,257,251,861,510.94
  5. Step 5: Solve for x
    x = 510,257,251,861,510.94/27,137,982.88
  6. Step 6: Final answer
    x = 18,802,327.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.