Home / 20,135,737.55-27,786,421.51-11,763,883.33

Finding the Fourth Proportional to 20,135,737.55, 27,786,421.51 and 11,763,883.33

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Solution

The fourth proportional to 20,135,737.55, 27,786,421.51 and 11,763,883.33 is: 16,233,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,135,737.55 : 27,786,421.51 = 11,763,883.33 : x
  2. Step 2: Convert to fraction form
    20,135,737.55/27,786,421.51 = 11,763,883.33/x
  3. Step 3: Cross multiply
    20,135,737.55x = 27,786,421.51 × 11,763,883.33
  4. Step 4: Simplify right side
    20,135,737.55x = 326,876,220,702,966.69
  5. Step 5: Solve for x
    x = 326,876,220,702,966.69/20,135,737.55
  6. Step 6: Final answer
    x = 16,233,635.34

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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.