Home / 12,854,329.60-19,244,169.60-12,481,081.60

Finding the Fourth Proportional to 12,854,329.60, 19,244,169.60 and 12,481,081.60

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Solution

The fourth proportional to 12,854,329.60, 19,244,169.60 and 12,481,081.60 is: 18,685,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854,329.60 : 19,244,169.60 = 12,481,081.60 : x
  2. Step 2: Convert to fraction form
    12,854,329.60/19,244,169.60 = 12,481,081.60/x
  3. Step 3: Cross multiply
    12,854,329.60x = 19,244,169.60 × 12,481,081.60
  4. Step 4: Simplify right side
    12,854,329.60x = 240,188,051,101,839.38
  5. Step 5: Solve for x
    x = 240,188,051,101,839.38/12,854,329.60
  6. Step 6: Final answer
    x = 18,685,381.39

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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.