Home / 57,380,580.39-79,184,504.16-31,275,017.49

Finding the Fourth Proportional to 57,380,580.39, 79,184,504.16 and 31,275,017.49

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Solution

The fourth proportional to 57,380,580.39, 79,184,504.16 and 31,275,017.49 is: 43,159,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,380,580.39 : 79,184,504.16 = 31,275,017.49 : x
  2. Step 2: Convert to fraction form
    57,380,580.39/79,184,504.16 = 31,275,017.49/x
  3. Step 3: Cross multiply
    57,380,580.39x = 79,184,504.16 × 31,275,017.49
  4. Step 4: Simplify right side
    57,380,580.39x = 2,476,496,752,540,977.50
  5. Step 5: Solve for x
    x = 2,476,496,752,540,977.50/57,380,580.39
  6. Step 6: Final answer
    x = 43,159,144.36

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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.