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Finding the Fourth Proportional to 62,169,992, 85,794,588.96 and 36,415,880

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Solution

The fourth proportional to 62,169,992, 85,794,588.96 and 36,415,880 is: 50,253,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,169,992 : 85,794,588.96 = 36,415,880 : x
  2. Step 2: Convert to fraction form
    62,169,992/85,794,588.96 = 36,415,880/x
  3. Step 3: Cross multiply
    62,169,992x = 85,794,588.96 × 36,415,880
  4. Step 4: Simplify right side
    62,169,992x = 3,124,285,456,216,684.50
  5. Step 5: Solve for x
    x = 3,124,285,456,216,684.50/62,169,992
  6. Step 6: Final answer
    x = 50,253,914.40

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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.