Home / 19,738,273.60-29,657,176.80-12,553,249.60

Finding the Fourth Proportional to 19,738,273.60, 29,657,176.80 and 12,553,249.60

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Solution

The fourth proportional to 19,738,273.60, 29,657,176.80 and 12,553,249.60 is: 18,861,525.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738,273.60 : 29,657,176.80 = 12,553,249.60 : x
  2. Step 2: Convert to fraction form
    19,738,273.60/29,657,176.80 = 12,553,249.60/x
  3. Step 3: Cross multiply
    19,738,273.60x = 29,657,176.80 × 12,553,249.60
  4. Step 4: Simplify right side
    19,738,273.60x = 372,293,942,801,729.25
  5. Step 5: Solve for x
    x = 372,293,942,801,729.25/19,738,273.60
  6. Step 6: Final answer
    x = 18,861,525.09

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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.