Home / 5,519,310.35-8,278,313.49-1,476,111.51

Finding the Fourth Proportional to 5,519,310.35, 8,278,313.49 and 1,476,111.51

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Solution

The fourth proportional to 5,519,310.35, 8,278,313.49 and 1,476,111.51 is: 2,213,992.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519,310.35 : 8,278,313.49 = 1,476,111.51 : x
  2. Step 2: Convert to fraction form
    5,519,310.35/8,278,313.49 = 1,476,111.51/x
  3. Step 3: Cross multiply
    5,519,310.35x = 8,278,313.49 × 1,476,111.51
  4. Step 4: Simplify right side
    5,519,310.35x = 12,219,713,825,977.27
  5. Step 5: Solve for x
    x = 12,219,713,825,977.27/5,519,310.35
  6. Step 6: Final answer
    x = 2,213,992.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.