Home / 17,465,644.80-26,198,467.20-13,214,116.80

Finding the Fourth Proportional to 17,465,644.80, 26,198,467.20 and 13,214,116.80

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Solution

The fourth proportional to 17,465,644.80, 26,198,467.20 and 13,214,116.80 is: 19,821,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,465,644.80 : 26,198,467.20 = 13,214,116.80 : x
  2. Step 2: Convert to fraction form
    17,465,644.80/26,198,467.20 = 13,214,116.80/x
  3. Step 3: Cross multiply
    17,465,644.80x = 26,198,467.20 × 13,214,116.80
  4. Step 4: Simplify right side
    17,465,644.80x = 346,189,605,561,769
  5. Step 5: Solve for x
    x = 346,189,605,561,769/17,465,644.80
  6. Step 6: Final answer
    x = 19,821,175.20

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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.