Home / 30,369,589.62-45,565,013.18-8,805,485.31

Finding the Fourth Proportional to 30,369,589.62, 45,565,013.18 and 8,805,485.31

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Solution

The fourth proportional to 30,369,589.62, 45,565,013.18 and 8,805,485.31 is: 13,211,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,369,589.62 : 45,565,013.18 = 8,805,485.31 : x
  2. Step 2: Convert to fraction form
    30,369,589.62/45,565,013.18 = 8,805,485.31/x
  3. Step 3: Cross multiply
    30,369,589.62x = 45,565,013.18 × 8,805,485.31
  4. Step 4: Simplify right side
    30,369,589.62x = 401,222,054,206,446.44
  5. Step 5: Solve for x
    x = 401,222,054,206,446.44/30,369,589.62
  6. Step 6: Final answer
    x = 13,211,309.71

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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.