Home / 38,125,544.30-52,613,783.82-20,721,884.30

Finding the Fourth Proportional to 38,125,544.30, 52,613,783.82 and 20,721,884.30

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Solution

The fourth proportional to 38,125,544.30, 52,613,783.82 and 20,721,884.30 is: 28,596,489.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,125,544.30 : 52,613,783.82 = 20,721,884.30 : x
  2. Step 2: Convert to fraction form
    38,125,544.30/52,613,783.82 = 20,721,884.30/x
  3. Step 3: Cross multiply
    38,125,544.30x = 52,613,783.82 × 20,721,884.30
  4. Step 4: Simplify right side
    38,125,544.30x = 1,090,256,740,903,252.12
  5. Step 5: Solve for x
    x = 1,090,256,740,903,252.12/38,125,544.30
  6. Step 6: Final answer
    x = 28,596,489.86

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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.