Home / 30,802,759.74-42,510,169.44-17,572,227.84

Finding the Fourth Proportional to 30,802,759.74, 42,510,169.44 and 17,572,227.84

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Solution

The fourth proportional to 30,802,759.74, 42,510,169.44 and 17,572,227.84 is: 24,251,021.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802,759.74 : 42,510,169.44 = 17,572,227.84 : x
  2. Step 2: Convert to fraction form
    30,802,759.74/42,510,169.44 = 17,572,227.84/x
  3. Step 3: Cross multiply
    30,802,759.74x = 42,510,169.44 × 17,572,227.84
  4. Step 4: Simplify right side
    30,802,759.74x = 746,998,382,916,685.12
  5. Step 5: Solve for x
    x = 746,998,382,916,685.12/30,802,759.74
  6. Step 6: Final answer
    x = 24,251,021.31

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1.5x scale

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.