Home / 53,285,821.25-73,535,046.63-31,259,695.37

Finding the Fourth Proportional to 53,285,821.25, 73,535,046.63 and 31,259,695.37

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Solution

The fourth proportional to 53,285,821.25, 73,535,046.63 and 31,259,695.37 is: 43,138,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285,821.25 : 73,535,046.63 = 31,259,695.37 : x
  2. Step 2: Convert to fraction form
    53,285,821.25/73,535,046.63 = 31,259,695.37/x
  3. Step 3: Cross multiply
    53,285,821.25x = 73,535,046.63 × 31,259,695.37
  4. Step 4: Simplify right side
    53,285,821.25x = 2,298,683,156,672,545
  5. Step 5: Solve for x
    x = 2,298,683,156,672,545/53,285,821.25
  6. Step 6: Final answer
    x = 43,138,739.40

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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.