Home / 30,008,900.34-41,412,481.29-16,257,864.47

Finding the Fourth Proportional to 30,008,900.34, 41,412,481.29 and 16,257,864.47

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Solution

The fourth proportional to 30,008,900.34, 41,412,481.29 and 16,257,864.47 is: 22,435,960.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,008,900.34 : 41,412,481.29 = 16,257,864.47 : x
  2. Step 2: Convert to fraction form
    30,008,900.34/41,412,481.29 = 16,257,864.47/x
  3. Step 3: Cross multiply
    30,008,900.34x = 41,412,481.29 × 16,257,864.47
  4. Step 4: Simplify right side
    30,008,900.34x = 673,278,507,972,168.38
  5. Step 5: Solve for x
    x = 673,278,507,972,168.38/30,008,900.34
  6. Step 6: Final answer
    x = 22,435,960.68

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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.