Home / 27,137,983.25-40,673,624.87-12,545,163.50

Finding the Fourth Proportional to 27,137,983.25, 40,673,624.87 and 12,545,163.50

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Solution

The fourth proportional to 27,137,983.25, 40,673,624.87 and 12,545,163.50 is: 18,802,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137,983.25 : 40,673,624.87 = 12,545,163.50 : x
  2. Step 2: Convert to fraction form
    27,137,983.25/40,673,624.87 = 12,545,163.50/x
  3. Step 3: Cross multiply
    27,137,983.25x = 40,673,624.87 × 12,545,163.50
  4. Step 4: Simplify right side
    27,137,983.25x = 510,257,274,170,774.50
  5. Step 5: Solve for x
    x = 510,257,274,170,774.50/27,137,983.25
  6. Step 6: Final answer
    x = 18,802,328.43

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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.