Home / 28,056,935.70-42,085,403.55-27,217,127.70

Finding the Fourth Proportional to 28,056,935.70, 42,085,403.55 and 27,217,127.70

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Solution

The fourth proportional to 28,056,935.70, 42,085,403.55 and 27,217,127.70 is: 40,825,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056,935.70 : 42,085,403.55 = 27,217,127.70 : x
  2. Step 2: Convert to fraction form
    28,056,935.70/42,085,403.55 = 27,217,127.70/x
  3. Step 3: Cross multiply
    28,056,935.70x = 42,085,403.55 × 27,217,127.70
  4. Step 4: Simplify right side
    28,056,935.70x = 1,145,443,802,726,383.25
  5. Step 5: Solve for x
    x = 1,145,443,802,726,383.25/28,056,935.70
  6. Step 6: Final answer
    x = 40,825,691.55

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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.