Home / 26,959,240.40-40,438,860.60-7,790,622.80

Finding the Fourth Proportional to 26,959,240.40, 40,438,860.60 and 7,790,622.80

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Solution

The fourth proportional to 26,959,240.40, 40,438,860.60 and 7,790,622.80 is: 11,685,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,240.40 : 40,438,860.60 = 7,790,622.80 : x
  2. Step 2: Convert to fraction form
    26,959,240.40/40,438,860.60 = 7,790,622.80/x
  3. Step 3: Cross multiply
    26,959,240.40x = 40,438,860.60 × 7,790,622.80
  4. Step 4: Simplify right side
    26,959,240.40x = 315,043,909,396,381.69
  5. Step 5: Solve for x
    x = 315,043,909,396,381.69/26,959,240.40
  6. Step 6: Final answer
    x = 11,685,934.20

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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.