Home / 26,959,604.20-40,439,406.30-7,790,986.60

Finding the Fourth Proportional to 26,959,604.20, 40,439,406.30 and 7,790,986.60

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Solution

The fourth proportional to 26,959,604.20, 40,439,406.30 and 7,790,986.60 is: 11,686,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,604.20 : 40,439,406.30 = 7,790,986.60 : x
  2. Step 2: Convert to fraction form
    26,959,604.20/40,439,406.30 = 7,790,986.60/x
  3. Step 3: Cross multiply
    26,959,604.20x = 40,439,406.30 × 7,790,986.60
  4. Step 4: Simplify right side
    26,959,604.20x = 315,062,872,595,255.56
  5. Step 5: Solve for x
    x = 315,062,872,595,255.56/26,959,604.20
  6. Step 6: Final answer
    x = 11,686,479.90

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1.5x scale

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.