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Finding the Fourth Proportional to 36,993,838.10, 51,876,403.90 and 36,993,838.10

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Solution

The fourth proportional to 36,993,838.10, 51,876,403.90 and 36,993,838.10 is: 51,876,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,993,838.10 : 51,876,403.90 = 36,993,838.10 : x
  2. Step 2: Convert to fraction form
    36,993,838.10/51,876,403.90 = 36,993,838.10/x
  3. Step 3: Cross multiply
    36,993,838.10x = 51,876,403.90 × 36,993,838.10
  4. Step 4: Simplify right side
    36,993,838.10x = 1,919,107,287,086,808.50
  5. Step 5: Solve for x
    x = 1,919,107,287,086,808.50/36,993,838.10
  6. Step 6: Final answer
    x = 51,876,403.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.