Home / 26,858,433.80-40,287,600.40-8,415,790.64

Finding the Fourth Proportional to 26,858,433.80, 40,287,600.40 and 8,415,790.64

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Solution

The fourth proportional to 26,858,433.80, 40,287,600.40 and 8,415,790.64 is: 12,623,670.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858,433.80 : 40,287,600.40 = 8,415,790.64 : x
  2. Step 2: Convert to fraction form
    26,858,433.80/40,287,600.40 = 8,415,790.64/x
  3. Step 3: Cross multiply
    26,858,433.80x = 40,287,600.40 × 8,415,790.64
  4. Step 4: Simplify right side
    26,858,433.80x = 339,052,010,206,589.75
  5. Step 5: Solve for x
    x = 339,052,010,206,589.75/26,858,433.80
  6. Step 6: Final answer
    x = 12,623,670.20

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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.