Home / 38,253,720.26-52,789,669.44-20,850,011.66

Finding the Fourth Proportional to 38,253,720.26, 52,789,669.44 and 20,850,011.66

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Solution

The fourth proportional to 38,253,720.26, 52,789,669.44 and 20,850,011.66 is: 28,772,762.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,253,720.26 : 52,789,669.44 = 20,850,011.66 : x
  2. Step 2: Convert to fraction form
    38,253,720.26/52,789,669.44 = 20,850,011.66/x
  3. Step 3: Cross multiply
    38,253,720.26x = 52,789,669.44 × 20,850,011.66
  4. Step 4: Simplify right side
    38,253,720.26x = 1,100,665,223,351,545.62
  5. Step 5: Solve for x
    x = 1,100,665,223,351,545.62/38,253,720.26
  6. Step 6: Final answer
    x = 28,772,762.91

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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.