Home / 81,906,059.17-122,876,343.59-26,569,573.33

Finding the Fourth Proportional to 81,906,059.17, 122,876,343.59 and 26,569,573.33

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Solution

The fourth proportional to 81,906,059.17, 122,876,343.59 and 26,569,573.33 is: 39,859,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,906,059.17 : 122,876,343.59 = 26,569,573.33 : x
  2. Step 2: Convert to fraction form
    81,906,059.17/122,876,343.59 = 26,569,573.33/x
  3. Step 3: Cross multiply
    81,906,059.17x = 122,876,343.59 × 26,569,573.33
  4. Step 4: Simplify right side
    81,906,059.17x = 3,264,772,021,837,606
  5. Step 5: Solve for x
    x = 3,264,772,021,837,606/81,906,059.17
  6. Step 6: Final answer
    x = 39,859,957.31

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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.