Home / 17,957,795.40-26,936,693.10-12,572,526.60

Finding the Fourth Proportional to 17,957,795.40, 26,936,693.10 and 12,572,526.60

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Solution

The fourth proportional to 17,957,795.40, 26,936,693.10 and 12,572,526.60 is: 18,858,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957,795.40 : 26,936,693.10 = 12,572,526.60 : x
  2. Step 2: Convert to fraction form
    17,957,795.40/26,936,693.10 = 12,572,526.60/x
  3. Step 3: Cross multiply
    17,957,795.40x = 26,936,693.10 × 12,572,526.60
  4. Step 4: Simplify right side
    17,957,795.40x = 338,662,290,515,786.44
  5. Step 5: Solve for x
    x = 338,662,290,515,786.44/17,957,795.40
  6. Step 6: Final answer
    x = 18,858,789.90

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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.