Home / 75,109,292.59-112,469,905.86-51,837,843.86

Finding the Fourth Proportional to 75,109,292.59, 112,469,905.86 and 51,837,843.86

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Solution

The fourth proportional to 75,109,292.59, 112,469,905.86 and 51,837,843.86 is: 77,622,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,109,292.59 : 112,469,905.86 = 51,837,843.86 : x
  2. Step 2: Convert to fraction form
    75,109,292.59/112,469,905.86 = 51,837,843.86/x
  3. Step 3: Cross multiply
    75,109,292.59x = 112,469,905.86 × 51,837,843.86
  4. Step 4: Simplify right side
    75,109,292.59x = 5,830,197,418,268,222
  5. Step 5: Solve for x
    x = 5,830,197,418,268,222/75,109,292.59
  6. Step 6: Final answer
    x = 77,622,850.88

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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.