Home / 26,533,399.15-39,766,499.92-12,889,668.43

Finding the Fourth Proportional to 26,533,399.15, 39,766,499.92 and 12,889,668.43

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Solution

The fourth proportional to 26,533,399.15, 39,766,499.92 and 12,889,668.43 is: 19,318,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,533,399.15 : 39,766,499.92 = 12,889,668.43 : x
  2. Step 2: Convert to fraction form
    26,533,399.15/39,766,499.92 = 12,889,668.43/x
  3. Step 3: Cross multiply
    26,533,399.15x = 39,766,499.92 × 12,889,668.43
  4. Step 4: Simplify right side
    26,533,399.15x = 512,576,998,590,421.56
  5. Step 5: Solve for x
    x = 512,576,998,590,421.56/26,533,399.15
  6. Step 6: Final answer
    x = 19,318,180.67

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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.