Home / 40,824,091.80-61,236,137.70-39,438,408.60

Finding the Fourth Proportional to 40,824,091.80, 61,236,137.70 and 39,438,408.60

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Solution

The fourth proportional to 40,824,091.80, 61,236,137.70 and 39,438,408.60 is: 59,157,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824,091.80 : 61,236,137.70 = 39,438,408.60 : x
  2. Step 2: Convert to fraction form
    40,824,091.80/61,236,137.70 = 39,438,408.60/x
  3. Step 3: Cross multiply
    40,824,091.80x = 61,236,137.70 × 39,438,408.60
  4. Step 4: Simplify right side
    40,824,091.80x = 2,415,055,819,698,464.50
  5. Step 5: Solve for x
    x = 2,415,055,819,698,464.50/40,824,091.80
  6. Step 6: Final answer
    x = 59,157,612.90

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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.