Home / 38,910,673.66-53,695,793.07-21,268,784.62

Finding the Fourth Proportional to 38,910,673.66, 53,695,793.07 and 21,268,784.62

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Solution

The fourth proportional to 38,910,673.66, 53,695,793.07 and 21,268,784.62 is: 29,350,410.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,910,673.66 : 53,695,793.07 = 21,268,784.62 : x
  2. Step 2: Convert to fraction form
    38,910,673.66/53,695,793.07 = 21,268,784.62/x
  3. Step 3: Cross multiply
    38,910,673.66x = 53,695,793.07 × 21,268,784.62
  4. Step 4: Simplify right side
    38,910,673.66x = 1,142,044,257,805,918.75
  5. Step 5: Solve for x
    x = 1,142,044,257,805,918.75/38,910,673.66
  6. Step 6: Final answer
    x = 29,350,410.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.