Home / 17,705,829.20-26,558,743.80-11,659,211.60

Finding the Fourth Proportional to 17,705,829.20, 26,558,743.80 and 11,659,211.60

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Solution

The fourth proportional to 17,705,829.20, 26,558,743.80 and 11,659,211.60 is: 17,488,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,705,829.20 : 26,558,743.80 = 11,659,211.60 : x
  2. Step 2: Convert to fraction form
    17,705,829.20/26,558,743.80 = 11,659,211.60/x
  3. Step 3: Cross multiply
    17,705,829.20x = 26,558,743.80 × 11,659,211.60
  4. Step 4: Simplify right side
    17,705,829.20x = 309,654,013,794,388.06
  5. Step 5: Solve for x
    x = 309,654,013,794,388.06/17,705,829.20
  6. Step 6: Final answer
    x = 17,488,817.40

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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.