Home / 65,726,455.96-90,694,607.16-37,858,229.64

Finding the Fourth Proportional to 65,726,455.96, 90,694,607.16 and 37,858,229.64

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Solution

The fourth proportional to 65,726,455.96, 90,694,607.16 and 37,858,229.64 is: 52,239,805.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,726,455.96 : 90,694,607.16 = 37,858,229.64 : x
  2. Step 2: Convert to fraction form
    65,726,455.96/90,694,607.16 = 37,858,229.64/x
  3. Step 3: Cross multiply
    65,726,455.96x = 90,694,607.16 × 37,858,229.64
  4. Step 4: Simplify right side
    65,726,455.96x = 3,433,537,264,972,868
  5. Step 5: Solve for x
    x = 3,433,537,264,972,868/65,726,455.96
  6. Step 6: Final answer
    x = 52,239,805.34

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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.