Home / 57,387,739.56-79,194,435.97-31,281,684.58

Finding the Fourth Proportional to 57,387,739.56, 79,194,435.97 and 31,281,684.58

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Solution

The fourth proportional to 57,387,739.56, 79,194,435.97 and 31,281,684.58 is: 43,168,373.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,387,739.56 : 79,194,435.97 = 31,281,684.58 : x
  2. Step 2: Convert to fraction form
    57,387,739.56/79,194,435.97 = 31,281,684.58/x
  3. Step 3: Cross multiply
    57,387,739.56x = 79,194,435.97 × 31,281,684.58
  4. Step 4: Simplify right side
    57,387,739.56x = 2,477,335,366,504,546
  5. Step 5: Solve for x
    x = 2,477,335,366,504,546/57,387,739.56
  6. Step 6: Final answer
    x = 43,168,373.34

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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.