Home / 27,515,827.80-41,263,244.10-8,340,211.80

Finding the Fourth Proportional to 27,515,827.80, 41,263,244.10 and 8,340,211.80

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Solution

The fourth proportional to 27,515,827.80, 41,263,244.10 and 8,340,211.80 is: 12,507,135.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515,827.80 : 41,263,244.10 = 8,340,211.80 : x
  2. Step 2: Convert to fraction form
    27,515,827.80/41,263,244.10 = 8,340,211.80/x
  3. Step 3: Cross multiply
    27,515,827.80x = 41,263,244.10 × 8,340,211.80
  4. Step 4: Simplify right side
    27,515,827.80x = 344,144,195,349,100.38
  5. Step 5: Solve for x
    x = 344,144,195,349,100.38/27,515,827.80
  6. Step 6: Final answer
    x = 12,507,135.81

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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.