Home / 14,787,072.87-20,510,557.95-14,393,806.53

Finding the Fourth Proportional to 14,787,072.87, 20,510,557.95 and 14,393,806.53

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Solution

The fourth proportional to 14,787,072.87, 20,510,557.95 and 14,393,806.53 is: 19,965,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,787,072.87 : 20,510,557.95 = 14,393,806.53 : x
  2. Step 2: Convert to fraction form
    14,787,072.87/20,510,557.95 = 14,393,806.53/x
  3. Step 3: Cross multiply
    14,787,072.87x = 20,510,557.95 × 14,393,806.53
  4. Step 4: Simplify right side
    14,787,072.87x = 295,225,002,954,653.38
  5. Step 5: Solve for x
    x = 295,225,002,954,653.38/14,787,072.87
  6. Step 6: Final answer
    x = 19,965,073.92

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.