Home / 10,204,832.20-15,330,057.90-8,525,216.20

Finding the Fourth Proportional to 10,204,832.20, 15,330,057.90 and 8,525,216.20

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Solution

The fourth proportional to 10,204,832.20, 15,330,057.90 and 8,525,216.20 is: 12,806,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,832.20 : 15,330,057.90 = 8,525,216.20 : x
  2. Step 2: Convert to fraction form
    10,204,832.20/15,330,057.90 = 8,525,216.20/x
  3. Step 3: Cross multiply
    10,204,832.20x = 15,330,057.90 × 8,525,216.20
  4. Step 4: Simplify right side
    10,204,832.20x = 130,692,057,956,017.97
  5. Step 5: Solve for x
    x = 130,692,057,956,017.97/10,204,832.20
  6. Step 6: Final answer
    x = 12,806,879.66

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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.