Home / 15,965,176.20-23,950,874.70-6,378,923.40

Finding the Fourth Proportional to 15,965,176.20, 23,950,874.70 and 6,378,923.40

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Solution

The fourth proportional to 15,965,176.20, 23,950,874.70 and 6,378,923.40 is: 9,569,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,965,176.20 : 23,950,874.70 = 6,378,923.40 : x
  2. Step 2: Convert to fraction form
    15,965,176.20/23,950,874.70 = 6,378,923.40/x
  3. Step 3: Cross multiply
    15,965,176.20x = 23,950,874.70 × 6,378,923.40
  4. Step 4: Simplify right side
    15,965,176.20x = 152,780,795,074,297.97
  5. Step 5: Solve for x
    x = 152,780,795,074,297.97/15,965,176.20
  6. Step 6: Final answer
    x = 9,569,627.87

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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.