Home / 10,761,873.96-16,142,869.14-3,188,905.32

Finding the Fourth Proportional to 10,761,873.96, 16,142,869.14 and 3,188,905.32

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Solution

The fourth proportional to 10,761,873.96, 16,142,869.14 and 3,188,905.32 is: 4,783,375.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761,873.96 : 16,142,869.14 = 3,188,905.32 : x
  2. Step 2: Convert to fraction form
    10,761,873.96/16,142,869.14 = 3,188,905.32/x
  3. Step 3: Cross multiply
    10,761,873.96x = 16,142,869.14 × 3,188,905.32
  4. Step 4: Simplify right side
    10,761,873.96x = 51,478,081,280,609.82
  5. Step 5: Solve for x
    x = 51,478,081,280,609.82/10,761,873.96
  6. Step 6: Final answer
    x = 4,783,375.23

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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.