Home / 31,042,891.14-42,839,229.33-16,914,010.74

Finding the Fourth Proportional to 31,042,891.14, 42,839,229.33 and 16,914,010.74

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Solution

The fourth proportional to 31,042,891.14, 42,839,229.33 and 16,914,010.74 is: 23,341,356.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,042,891.14 : 42,839,229.33 = 16,914,010.74 : x
  2. Step 2: Convert to fraction form
    31,042,891.14/42,839,229.33 = 16,914,010.74/x
  3. Step 3: Cross multiply
    31,042,891.14x = 42,839,229.33 × 16,914,010.74
  4. Step 4: Simplify right side
    31,042,891.14x = 724,583,184,980,942.88
  5. Step 5: Solve for x
    x = 724,583,184,980,942.88/31,042,891.14
  6. Step 6: Final answer
    x = 23,341,356.37

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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.