Home / 10,861,611.40-16,302,914.70-5,476,342.60

Finding the Fourth Proportional to 10,861,611.40, 16,302,914.70 and 5,476,342.60

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Solution

The fourth proportional to 10,861,611.40, 16,302,914.70 and 5,476,342.60 is: 8,219,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,611.40 : 16,302,914.70 = 5,476,342.60 : x
  2. Step 2: Convert to fraction form
    10,861,611.40/16,302,914.70 = 5,476,342.60/x
  3. Step 3: Cross multiply
    10,861,611.40x = 16,302,914.70 × 5,476,342.60
  4. Step 4: Simplify right side
    10,861,611.40x = 89,280,346,275,776.20
  5. Step 5: Solve for x
    x = 89,280,346,275,776.20/10,861,611.40
  6. Step 6: Final answer
    x = 8,219,806.71

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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.