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Finding the Fourth Proportional to 17,765,133.20, 26,584,714.20 and 12,096,429.20

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Solution

The fourth proportional to 17,765,133.20, 26,584,714.20 and 12,096,429.20 is: 18,101,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765,133.20 : 26,584,714.20 = 12,096,429.20 : x
  2. Step 2: Convert to fraction form
    17,765,133.20/26,584,714.20 = 12,096,429.20/x
  3. Step 3: Cross multiply
    17,765,133.20x = 26,584,714.20 × 12,096,429.20
  4. Step 4: Simplify right side
    17,765,133.20x = 321,580,113,122,534.62
  5. Step 5: Solve for x
    x = 321,580,113,122,534.62/17,765,133.20
  6. Step 6: Final answer
    x = 18,101,756.37

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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.