Home / 14,758,209.10-20,365,451.31-8,562,775.90

Finding the Fourth Proportional to 14,758,209.10, 20,365,451.31 and 8,562,775.90

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Solution

The fourth proportional to 14,758,209.10, 20,365,451.31 and 8,562,775.90 is: 11,816,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,758,209.10 : 20,365,451.31 = 8,562,775.90 : x
  2. Step 2: Convert to fraction form
    14,758,209.10/20,365,451.31 = 8,562,775.90/x
  3. Step 3: Cross multiply
    14,758,209.10x = 20,365,451.31 × 8,562,775.90
  4. Step 4: Simplify right side
    14,758,209.10x = 174,384,795,669,891.44
  5. Step 5: Solve for x
    x = 174,384,795,669,891.44/14,758,209.10
  6. Step 6: Final answer
    x = 11,816,121.76

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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.