Home / 55,793,640.06-83,691,321.30-21,251,968.02

Finding the Fourth Proportional to 55,793,640.06, 83,691,321.30 and 21,251,968.02

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Solution

The fourth proportional to 55,793,640.06, 83,691,321.30 and 21,251,968.02 is: 31,878,280.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,793,640.06 : 83,691,321.30 = 21,251,968.02 : x
  2. Step 2: Convert to fraction form
    55,793,640.06/83,691,321.30 = 21,251,968.02/x
  3. Step 3: Cross multiply
    55,793,640.06x = 83,691,321.30 × 21,251,968.02
  4. Step 4: Simplify right side
    55,793,640.06x = 1,778,605,283,819,144.75
  5. Step 5: Solve for x
    x = 1,778,605,283,819,144.75/55,793,640.06
  6. Step 6: Final answer
    x = 31,878,280.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.