Home / 28,786,556.70-43,116,849.45-25,007,420.70

Finding the Fourth Proportional to 28,786,556.70, 43,116,849.45 and 25,007,420.70

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Solution

The fourth proportional to 28,786,556.70, 43,116,849.45 and 25,007,420.70 is: 37,456,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,786,556.70 : 43,116,849.45 = 25,007,420.70 : x
  2. Step 2: Convert to fraction form
    28,786,556.70/43,116,849.45 = 25,007,420.70/x
  3. Step 3: Cross multiply
    28,786,556.70x = 43,116,849.45 × 25,007,420.70
  4. Step 4: Simplify right side
    28,786,556.70x = 1,078,241,193,454,713.62
  5. Step 5: Solve for x
    x = 1,078,241,193,454,713.62/28,786,556.70
  6. Step 6: Final answer
    x = 37,456,414.28

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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.