Home / 39,020,467.82-53,844,321.14-21,613,560.74

Finding the Fourth Proportional to 39,020,467.82, 53,844,321.14 and 21,613,560.74

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Solution

The fourth proportional to 39,020,467.82, 53,844,321.14 and 21,613,560.74 is: 29,824,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,020,467.82 : 53,844,321.14 = 21,613,560.74 : x
  2. Step 2: Convert to fraction form
    39,020,467.82/53,844,321.14 = 21,613,560.74/x
  3. Step 3: Cross multiply
    39,020,467.82x = 53,844,321.14 × 21,613,560.74
  4. Step 4: Simplify right side
    39,020,467.82x = 1,163,767,505,463,456
  5. Step 5: Solve for x
    x = 1,163,767,505,463,456/39,020,467.82
  6. Step 6: Final answer
    x = 29,824,540.06

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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.