Home / 16,420,450.80-22,659,552.72-9,077,816.64

Finding the Fourth Proportional to 16,420,450.80, 22,659,552.72 and 9,077,816.64

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Solution

The fourth proportional to 16,420,450.80, 22,659,552.72 and 9,077,816.64 is: 12,527,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,420,450.80 : 22,659,552.72 = 9,077,816.64 : x
  2. Step 2: Convert to fraction form
    16,420,450.80/22,659,552.72 = 9,077,816.64/x
  3. Step 3: Cross multiply
    16,420,450.80x = 22,659,552.72 × 9,077,816.64
  4. Step 4: Simplify right side
    16,420,450.80x = 205,699,264,736,573.25
  5. Step 5: Solve for x
    x = 205,699,264,736,573.25/16,420,450.80
  6. Step 6: Final answer
    x = 12,527,016.90

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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.