Home / 36,445,851.88-50,307,941.37-20,982,099.76

Finding the Fourth Proportional to 36,445,851.88, 50,307,941.37 and 20,982,099.76

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Solution

The fourth proportional to 36,445,851.88, 50,307,941.37 and 20,982,099.76 is: 28,962,589.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,445,851.88 : 50,307,941.37 = 20,982,099.76 : x
  2. Step 2: Convert to fraction form
    36,445,851.88/50,307,941.37 = 20,982,099.76/x
  3. Step 3: Cross multiply
    36,445,851.88x = 50,307,941.37 × 20,982,099.76
  4. Step 4: Simplify right side
    36,445,851.88x = 1,055,566,244,545,571.12
  5. Step 5: Solve for x
    x = 1,055,566,244,545,571.12/36,445,851.88
  6. Step 6: Final answer
    x = 28,962,589.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.