Home / 25,603,589.62-38,409,204.39-9,428,297.86

Finding the Fourth Proportional to 25,603,589.62, 38,409,204.39 and 9,428,297.86

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Solution

The fourth proportional to 25,603,589.62, 38,409,204.39 and 9,428,297.86 is: 14,143,853.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603,589.62 : 38,409,204.39 = 9,428,297.86 : x
  2. Step 2: Convert to fraction form
    25,603,589.62/38,409,204.39 = 9,428,297.86/x
  3. Step 3: Cross multiply
    25,603,589.62x = 38,409,204.39 × 9,428,297.86
  4. Step 4: Simplify right side
    25,603,589.62x = 362,133,419,554,539.56
  5. Step 5: Solve for x
    x = 362,133,419,554,539.56/25,603,589.62
  6. Step 6: Final answer
    x = 14,143,853.46

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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.