Home / 53,285,819.75-73,535,044.56-31,259,693.87

Finding the Fourth Proportional to 53,285,819.75, 73,535,044.56 and 31,259,693.87

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Solution

The fourth proportional to 53,285,819.75, 73,535,044.56 and 31,259,693.87 is: 43,138,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285,819.75 : 73,535,044.56 = 31,259,693.87 : x
  2. Step 2: Convert to fraction form
    53,285,819.75/73,535,044.56 = 31,259,693.87/x
  3. Step 3: Cross multiply
    53,285,819.75x = 73,535,044.56 × 31,259,693.87
  4. Step 4: Simplify right side
    53,285,819.75x = 2,298,682,981,662,409
  5. Step 5: Solve for x
    x = 2,298,682,981,662,409/53,285,819.75
  6. Step 6: Final answer
    x = 43,138,737.33

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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.