Home / 17,536,028.80-26,304,043.20-12,721,129.60

Finding the Fourth Proportional to 17,536,028.80, 26,304,043.20 and 12,721,129.60

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Solution

The fourth proportional to 17,536,028.80, 26,304,043.20 and 12,721,129.60 is: 19,081,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,536,028.80 : 26,304,043.20 = 12,721,129.60 : x
  2. Step 2: Convert to fraction form
    17,536,028.80/26,304,043.20 = 12,721,129.60/x
  3. Step 3: Cross multiply
    17,536,028.80x = 26,304,043.20 × 12,721,129.60
  4. Step 4: Simplify right side
    17,536,028.80x = 334,617,142,551,198.69
  5. Step 5: Solve for x
    x = 334,617,142,551,198.69/17,536,028.80
  6. Step 6: Final answer
    x = 19,081,694.40

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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.