Home / 81,659,220.56-112,689,662.46-44,989,791.56

Finding the Fourth Proportional to 81,659,220.56, 112,689,662.46 and 44,989,791.56

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Solution

The fourth proportional to 81,659,220.56, 112,689,662.46 and 44,989,791.56 is: 62,085,878.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,659,220.56 : 112,689,662.46 = 44,989,791.56 : x
  2. Step 2: Convert to fraction form
    81,659,220.56/112,689,662.46 = 44,989,791.56/x
  3. Step 3: Cross multiply
    81,659,220.56x = 112,689,662.46 × 44,989,791.56
  4. Step 4: Simplify right side
    81,659,220.56x = 5,069,884,425,042,157
  5. Step 5: Solve for x
    x = 5,069,884,425,042,157/81,659,220.56
  6. Step 6: Final answer
    x = 62,085,878.24

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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.