Home / 40,073,650.08-55,301,743.68-21,738,935.58

Finding the Fourth Proportional to 40,073,650.08, 55,301,743.68 and 21,738,935.58

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Solution

The fourth proportional to 40,073,650.08, 55,301,743.68 and 21,738,935.58 is: 29,999,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,073,650.08 : 55,301,743.68 = 21,738,935.58 : x
  2. Step 2: Convert to fraction form
    40,073,650.08/55,301,743.68 = 21,738,935.58/x
  3. Step 3: Cross multiply
    40,073,650.08x = 55,301,743.68 × 21,738,935.58
  4. Step 4: Simplify right side
    40,073,650.08x = 1,202,201,043,321,192
  5. Step 5: Solve for x
    x = 1,202,201,043,321,192/40,073,650.08
  6. Step 6: Final answer
    x = 29,999,788.91

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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.