Home / 17,388,023.60-26,061,040.20-8,863,972.40

Finding the Fourth Proportional to 17,388,023.60, 26,061,040.20 and 8,863,972.40

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Solution

The fourth proportional to 17,388,023.60, 26,061,040.20 and 8,863,972.40 is: 13,285,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388,023.60 : 26,061,040.20 = 8,863,972.40 : x
  2. Step 2: Convert to fraction form
    17,388,023.60/26,061,040.20 = 8,863,972.40/x
  3. Step 3: Cross multiply
    17,388,023.60x = 26,061,040.20 × 8,863,972.40
  4. Step 4: Simplify right side
    17,388,023.60x = 231,004,341,048,090.47
  5. Step 5: Solve for x
    x = 231,004,341,048,090.47/17,388,023.60
  6. Step 6: Final answer
    x = 13,285,255.78

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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.