Home / 23,103,017.45-31,880,900.99-12,647,011.05

Finding the Fourth Proportional to 23,103,017.45, 31,880,900.99 and 12,647,011.05

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Solution

The fourth proportional to 23,103,017.45, 31,880,900.99 and 12,647,011.05 is: 17,452,183.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,103,017.45 : 31,880,900.99 = 12,647,011.05 : x
  2. Step 2: Convert to fraction form
    23,103,017.45/31,880,900.99 = 12,647,011.05/x
  3. Step 3: Cross multiply
    23,103,017.45x = 31,880,900.99 × 12,647,011.05
  4. Step 4: Simplify right side
    23,103,017.45x = 403,198,107,219,593.38
  5. Step 5: Solve for x
    x = 403,198,107,219,593.38/23,103,017.45
  6. Step 6: Final answer
    x = 17,452,183.81

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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.