Home / 12,513,025.35-18,738,045.23-8,230,004.55

Finding the Fourth Proportional to 12,513,025.35, 18,738,045.23 and 8,230,004.55

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Solution

The fourth proportional to 12,513,025.35, 18,738,045.23 and 8,230,004.55 is: 12,324,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513,025.35 : 18,738,045.23 = 8,230,004.55 : x
  2. Step 2: Convert to fraction form
    12,513,025.35/18,738,045.23 = 8,230,004.55/x
  3. Step 3: Cross multiply
    12,513,025.35x = 18,738,045.23 × 8,230,004.55
  4. Step 4: Simplify right side
    12,513,025.35x = 154,214,197,459,855.78
  5. Step 5: Solve for x
    x = 154,214,197,459,855.78/12,513,025.35
  6. Step 6: Final answer
    x = 12,324,293.54

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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.