Home / 12,450,176.20-18,664,896.30-5,267,225.80

Finding the Fourth Proportional to 12,450,176.20, 18,664,896.30 and 5,267,225.80

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Solution

The fourth proportional to 12,450,176.20, 18,664,896.30 and 5,267,225.80 is: 7,896,452.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450,176.20 : 18,664,896.30 = 5,267,225.80 : x
  2. Step 2: Convert to fraction form
    12,450,176.20/18,664,896.30 = 5,267,225.80/x
  3. Step 3: Cross multiply
    12,450,176.20x = 18,664,896.30 × 5,267,225.80
  4. Step 4: Simplify right side
    12,450,176.20x = 98,312,223,345,684.55
  5. Step 5: Solve for x
    x = 98,312,223,345,684.55/12,450,176.20
  6. Step 6: Final answer
    x = 7,896,452.37

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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.