Home / 13,660,187.60-20,488,036.44-4,904,653.65

Finding the Fourth Proportional to 13,660,187.60, 20,488,036.44 and 4,904,653.65

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Solution

The fourth proportional to 13,660,187.60, 20,488,036.44 and 4,904,653.65 is: 7,356,174.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,660,187.60 : 20,488,036.44 = 4,904,653.65 : x
  2. Step 2: Convert to fraction form
    13,660,187.60/20,488,036.44 = 4,904,653.65/x
  3. Step 3: Cross multiply
    13,660,187.60x = 20,488,036.44 × 4,904,653.65
  4. Step 4: Simplify right side
    13,660,187.60x = 100,486,722,793,620.44
  5. Step 5: Solve for x
    x = 100,486,722,793,620.44/13,660,187.60
  6. Step 6: Final answer
    x = 7,356,174.43

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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.