Home / 19,910,632.82-27,477,204.90-11,209,135.46

Finding the Fourth Proportional to 19,910,632.82, 27,477,204.90 and 11,209,135.46

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Solution

The fourth proportional to 19,910,632.82, 27,477,204.90 and 11,209,135.46 is: 15,468,906.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910,632.82 : 27,477,204.90 = 11,209,135.46 : x
  2. Step 2: Convert to fraction form
    19,910,632.82/27,477,204.90 = 11,209,135.46/x
  3. Step 3: Cross multiply
    19,910,632.82x = 27,477,204.90 × 11,209,135.46
  4. Step 4: Simplify right side
    19,910,632.82x = 307,995,711,786,275.75
  5. Step 5: Solve for x
    x = 307,995,711,786,275.75/19,910,632.82
  6. Step 6: Final answer
    x = 15,468,906.22

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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.