Home / 20,159,363.82-30,230,637.90-6,322,757.65

Finding the Fourth Proportional to 20,159,363.82, 30,230,637.90 and 6,322,757.65

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Solution

The fourth proportional to 20,159,363.82, 30,230,637.90 and 6,322,757.65 is: 9,481,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,363.82 : 30,230,637.90 = 6,322,757.65 : x
  2. Step 2: Convert to fraction form
    20,159,363.82/30,230,637.90 = 6,322,757.65/x
  3. Step 3: Cross multiply
    20,159,363.82x = 30,230,637.90 × 6,322,757.65
  4. Step 4: Simplify right side
    20,159,363.82x = 191,140,997,152,930.84
  5. Step 5: Solve for x
    x = 191,140,997,152,930.84/20,159,363.82
  6. Step 6: Final answer
    x = 9,481,499.46

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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.