Home / 25,286,605.37-34,895,621.79-13,684,169.42

Finding the Fourth Proportional to 25,286,605.37, 34,895,621.79 and 13,684,169.42

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Solution

The fourth proportional to 25,286,605.37, 34,895,621.79 and 13,684,169.42 is: 18,884,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286,605.37 : 34,895,621.79 = 13,684,169.42 : x
  2. Step 2: Convert to fraction form
    25,286,605.37/34,895,621.79 = 13,684,169.42/x
  3. Step 3: Cross multiply
    25,286,605.37x = 34,895,621.79 × 13,684,169.42
  4. Step 4: Simplify right side
    25,286,605.37x = 477,517,600,590,603.62
  5. Step 5: Solve for x
    x = 477,517,600,590,603.62/25,286,605.37
  6. Step 6: Final answer
    x = 18,884,211.37

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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.