Home / 12,979,262.08-19,455,164-4,888,736.96

Finding the Fourth Proportional to 12,979,262.08, 19,455,164 and 4,888,736.96

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Solution

The fourth proportional to 12,979,262.08, 19,455,164 and 4,888,736.96 is: 7,327,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,979,262.08 : 19,455,164 = 4,888,736.96 : x
  2. Step 2: Convert to fraction form
    12,979,262.08/19,455,164 = 4,888,736.96/x
  3. Step 3: Cross multiply
    12,979,262.08x = 19,455,164 × 4,888,736.96
  4. Step 4: Simplify right side
    12,979,262.08x = 95,111,179,309,661.44
  5. Step 5: Solve for x
    x = 95,111,179,309,661.44/12,979,262.08
  6. Step 6: Final answer
    x = 7,327,934.26

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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.