Home / 11,869,673.70-17,824,885.93-7,285,578.22

Finding the Fourth Proportional to 11,869,673.70, 17,824,885.93 and 7,285,578.22

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Solution

The fourth proportional to 11,869,673.70, 17,824,885.93 and 7,285,578.22 is: 10,940,873.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869,673.70 : 17,824,885.93 = 7,285,578.22 : x
  2. Step 2: Convert to fraction form
    11,869,673.70/17,824,885.93 = 7,285,578.22/x
  3. Step 3: Cross multiply
    11,869,673.70x = 17,824,885.93 × 7,285,578.22
  4. Step 4: Simplify right side
    11,869,673.70x = 129,864,600,705,592.44
  5. Step 5: Solve for x
    x = 129,864,600,705,592.44/11,869,673.70
  6. Step 6: Final answer
    x = 10,940,873.69

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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.