Home / 53,285,816.25-73,535,039.73-31,259,690.37

Finding the Fourth Proportional to 53,285,816.25, 73,535,039.73 and 31,259,690.37

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Solution

The fourth proportional to 53,285,816.25, 73,535,039.73 and 31,259,690.37 is: 43,138,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285,816.25 : 73,535,039.73 = 31,259,690.37 : x
  2. Step 2: Convert to fraction form
    53,285,816.25/73,535,039.73 = 31,259,690.37/x
  3. Step 3: Cross multiply
    53,285,816.25x = 73,535,039.73 × 31,259,690.37
  4. Step 4: Simplify right side
    53,285,816.25x = 2,298,682,573,305,448.50
  5. Step 5: Solve for x
    x = 2,298,682,573,305,448.50/53,285,816.25
  6. Step 6: Final answer
    x = 43,138,732.50

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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.