Home / 30,885,286.24-46,328,286.06-9,320,074.72

Finding the Fourth Proportional to 30,885,286.24, 46,328,286.06 and 9,320,074.72

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Solution

The fourth proportional to 30,885,286.24, 46,328,286.06 and 9,320,074.72 is: 13,980,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885,286.24 : 46,328,286.06 = 9,320,074.72 : x
  2. Step 2: Convert to fraction form
    30,885,286.24/46,328,286.06 = 9,320,074.72/x
  3. Step 3: Cross multiply
    30,885,286.24x = 46,328,286.06 × 9,320,074.72
  4. Step 4: Simplify right side
    30,885,286.24x = 431,783,087,728,734.44
  5. Step 5: Solve for x
    x = 431,783,087,728,734.44/30,885,286.24
  6. Step 6: Final answer
    x = 13,980,219.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.