Home / 38,247,496.73-52,780,005.65-20,843,468.27

Finding the Fourth Proportional to 38,247,496.73, 52,780,005.65 and 20,843,468.27

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Solution

The fourth proportional to 38,247,496.73, 52,780,005.65 and 20,843,468.27 is: 28,763,147.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,496.73 : 52,780,005.65 = 20,843,468.27 : x
  2. Step 2: Convert to fraction form
    38,247,496.73/52,780,005.65 = 20,843,468.27/x
  3. Step 3: Cross multiply
    38,247,496.73x = 52,780,005.65 × 20,843,468.27
  4. Step 4: Simplify right side
    38,247,496.73x = 1,100,118,372,844,404.50
  5. Step 5: Solve for x
    x = 1,100,118,372,844,404.50/38,247,496.73
  6. Step 6: Final answer
    x = 28,763,147.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.