Home / 31,711,860.03-43,765,997.25-17,776,978.80

Finding the Fourth Proportional to 31,711,860.03, 43,765,997.25 and 17,776,978.80

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Solution

The fourth proportional to 31,711,860.03, 43,765,997.25 and 17,776,978.80 is: 24,534,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,711,860.03 : 43,765,997.25 = 17,776,978.80 : x
  2. Step 2: Convert to fraction form
    31,711,860.03/43,765,997.25 = 17,776,978.80/x
  3. Step 3: Cross multiply
    31,711,860.03x = 43,765,997.25 × 17,776,978.80
  4. Step 4: Simplify right side
    31,711,860.03x = 778,027,205,274,108.38
  5. Step 5: Solve for x
    x = 778,027,205,274,108.38/31,711,860.03
  6. Step 6: Final answer
    x = 24,534,265.87

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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.