Home / 26,851,086.40-40,276,629.60-7,682,987.20

Finding the Fourth Proportional to 26,851,086.40, 40,276,629.60 and 7,682,987.20

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Solution

The fourth proportional to 26,851,086.40, 40,276,629.60 and 7,682,987.20 is: 11,524,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851,086.40 : 40,276,629.60 = 7,682,987.20 : x
  2. Step 2: Convert to fraction form
    26,851,086.40/40,276,629.60 = 7,682,987.20/x
  3. Step 3: Cross multiply
    26,851,086.40x = 40,276,629.60 × 7,682,987.20
  4. Step 4: Simplify right side
    26,851,086.40x = 309,444,829,675,941.12
  5. Step 5: Solve for x
    x = 309,444,829,675,941.12/26,851,086.40
  6. Step 6: Final answer
    x = 11,524,480.80

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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.