Home / 21,963,740.76-30,309,909.96-12,040,605.96

Finding the Fourth Proportional to 21,963,740.76, 30,309,909.96 and 12,040,605.96

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Solution

The fourth proportional to 21,963,740.76, 30,309,909.96 and 12,040,605.96 is: 16,616,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,963,740.76 : 30,309,909.96 = 12,040,605.96 : x
  2. Step 2: Convert to fraction form
    21,963,740.76/30,309,909.96 = 12,040,605.96/x
  3. Step 3: Cross multiply
    21,963,740.76x = 30,309,909.96 × 12,040,605.96
  4. Step 4: Simplify right side
    21,963,740.76x = 364,949,682,511,439.38
  5. Step 5: Solve for x
    x = 364,949,682,511,439.38/21,963,740.76
  6. Step 6: Final answer
    x = 16,616,007.56

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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.