Home / 39,229,046.64-54,136,580.10-21,589,979.49

Finding the Fourth Proportional to 39,229,046.64, 54,136,580.10 and 21,589,979.49

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Solution

The fourth proportional to 39,229,046.64, 54,136,580.10 and 21,589,979.49 is: 29,794,444.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,229,046.64 : 54,136,580.10 = 21,589,979.49 : x
  2. Step 2: Convert to fraction form
    39,229,046.64/54,136,580.10 = 21,589,979.49/x
  3. Step 3: Cross multiply
    39,229,046.64x = 54,136,580.10 × 21,589,979.49
  4. Step 4: Simplify right side
    39,229,046.64x = 1,168,807,654,017,742
  5. Step 5: Solve for x
    x = 1,168,807,654,017,742/39,229,046.64
  6. Step 6: Final answer
    x = 29,794,444.53

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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.