Home / 14,102,616.30-21,160,922.85-8,042,001.90

Finding the Fourth Proportional to 14,102,616.30, 21,160,922.85 and 8,042,001.90

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Solution

The fourth proportional to 14,102,616.30, 21,160,922.85 and 8,042,001.90 is: 12,066,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102,616.30 : 21,160,922.85 = 8,042,001.90 : x
  2. Step 2: Convert to fraction form
    14,102,616.30/21,160,922.85 = 8,042,001.90/x
  3. Step 3: Cross multiply
    14,102,616.30x = 21,160,922.85 × 8,042,001.90
  4. Step 4: Simplify right side
    14,102,616.30x = 170,176,181,765,453.44
  5. Step 5: Solve for x
    x = 170,176,181,765,453.44/14,102,616.30
  6. Step 6: Final answer
    x = 12,066,993.68

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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.