Home / 11,856,049.82-16,356,338.73-7,937,068.58

Finding the Fourth Proportional to 11,856,049.82, 16,356,338.73 and 7,937,068.58

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Solution

The fourth proportional to 11,856,049.82, 16,356,338.73 and 7,937,068.58 is: 10,949,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,049.82 : 16,356,338.73 = 7,937,068.58 : x
  2. Step 2: Convert to fraction form
    11,856,049.82/16,356,338.73 = 7,937,068.58/x
  3. Step 3: Cross multiply
    11,856,049.82x = 16,356,338.73 × 7,937,068.58
  4. Step 4: Simplify right side
    11,856,049.82x = 129,821,382,135,938.42
  5. Step 5: Solve for x
    x = 129,821,382,135,938.42/11,856,049.82
  6. Step 6: Final answer
    x = 10,949,800.66

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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.