Home / 12,914,107.76-17,821,806.37-7,033,964.94

Finding the Fourth Proportional to 12,914,107.76, 17,821,806.37 and 7,033,964.94

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Solution

The fourth proportional to 12,914,107.76, 17,821,806.37 and 7,033,964.94 is: 9,707,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914,107.76 : 17,821,806.37 = 7,033,964.94 : x
  2. Step 2: Convert to fraction form
    12,914,107.76/17,821,806.37 = 7,033,964.94/x
  3. Step 3: Cross multiply
    12,914,107.76x = 17,821,806.37 × 7,033,964.94
  4. Step 4: Simplify right side
    12,914,107.76x = 125,357,961,156,463.77
  5. Step 5: Solve for x
    x = 125,357,961,156,463.77/12,914,107.76
  6. Step 6: Final answer
    x = 9,707,055.53

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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.