Home / 50,541,590.22-69,747,408.09-28,519,756.80

Finding the Fourth Proportional to 50,541,590.22, 69,747,408.09 and 28,519,756.80

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Solution

The fourth proportional to 50,541,590.22, 69,747,408.09 and 28,519,756.80 is: 39,357,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,541,590.22 : 69,747,408.09 = 28,519,756.80 : x
  2. Step 2: Convert to fraction form
    50,541,590.22/69,747,408.09 = 28,519,756.80/x
  3. Step 3: Cross multiply
    50,541,590.22x = 69,747,408.09 × 28,519,756.80
  4. Step 4: Simplify right side
    50,541,590.22x = 1,989,179,116,157,152.75
  5. Step 5: Solve for x
    x = 1,989,179,116,157,152.75/50,541,590.22
  6. Step 6: Final answer
    x = 39,357,272.05

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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.