Home / 53,815,540.98-74,267,861.33-30,302,163.57

Finding the Fourth Proportional to 53,815,540.98, 74,267,861.33 and 30,302,163.57

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Solution

The fourth proportional to 53,815,540.98, 74,267,861.33 and 30,302,163.57 is: 41,818,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,815,540.98 : 74,267,861.33 = 30,302,163.57 : x
  2. Step 2: Convert to fraction form
    53,815,540.98/74,267,861.33 = 30,302,163.57/x
  3. Step 3: Cross multiply
    53,815,540.98x = 74,267,861.33 × 30,302,163.57
  4. Step 4: Simplify right side
    53,815,540.98x = 2,250,476,882,015,737.75
  5. Step 5: Solve for x
    x = 2,250,476,882,015,737.75/53,815,540.98
  6. Step 6: Final answer
    x = 41,818,345.43

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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.