Home / 10,880,923.60-16,321,999.80-3,308,136.40

Finding the Fourth Proportional to 10,880,923.60, 16,321,999.80 and 3,308,136.40

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Solution

The fourth proportional to 10,880,923.60, 16,321,999.80 and 3,308,136.40 is: 4,962,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,923.60 : 16,321,999.80 = 3,308,136.40 : x
  2. Step 2: Convert to fraction form
    10,880,923.60/16,321,999.80 = 3,308,136.40/x
  3. Step 3: Cross multiply
    10,880,923.60x = 16,321,999.80 × 3,308,136.40
  4. Step 4: Simplify right side
    10,880,923.60x = 53,995,401,659,172.72
  5. Step 5: Solve for x
    x = 53,995,401,659,172.72/10,880,923.60
  6. Step 6: Final answer
    x = 4,962,391.40

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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.