Home / 12,979,198.42-19,455,068.67-4,888,673.38

Finding the Fourth Proportional to 12,979,198.42, 19,455,068.67 and 4,888,673.38

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Solution

The fourth proportional to 12,979,198.42, 19,455,068.67 and 4,888,673.38 is: 7,327,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,979,198.42 : 19,455,068.67 = 4,888,673.38 : x
  2. Step 2: Convert to fraction form
    12,979,198.42/19,455,068.67 = 4,888,673.38/x
  3. Step 3: Cross multiply
    12,979,198.42x = 19,455,068.67 × 4,888,673.38
  4. Step 4: Simplify right side
    12,979,198.42x = 95,109,476,313,101.02
  5. Step 5: Solve for x
    x = 95,109,476,313,101.02/12,979,198.42
  6. Step 6: Final answer
    x = 7,327,839.00

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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.