Home / 28,694,047.80-43,052,606.10-11,656,054.20

Finding the Fourth Proportional to 28,694,047.80, 43,052,606.10 and 11,656,054.20

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Solution

The fourth proportional to 28,694,047.80, 43,052,606.10 and 11,656,054.20 is: 17,488,766.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,694,047.80 : 43,052,606.10 = 11,656,054.20 : x
  2. Step 2: Convert to fraction form
    28,694,047.80/43,052,606.10 = 11,656,054.20/x
  3. Step 3: Cross multiply
    28,694,047.80x = 43,052,606.10 × 11,656,054.20
  4. Step 4: Simplify right side
    28,694,047.80x = 501,823,510,152,850.62
  5. Step 5: Solve for x
    x = 501,823,510,152,850.62/28,694,047.80
  6. Step 6: Final answer
    x = 17,488,766.79

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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.