Home / 11,435,949.45-15,781,610.34-6,279,311.01

Finding the Fourth Proportional to 11,435,949.45, 15,781,610.34 and 6,279,311.01

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Solution

The fourth proportional to 11,435,949.45, 15,781,610.34 and 6,279,311.01 is: 8,665,449.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435,949.45 : 15,781,610.34 = 6,279,311.01 : x
  2. Step 2: Convert to fraction form
    11,435,949.45/15,781,610.34 = 6,279,311.01/x
  3. Step 3: Cross multiply
    11,435,949.45x = 15,781,610.34 × 6,279,311.01
  4. Step 4: Simplify right side
    11,435,949.45x = 99,097,639,563,491.84
  5. Step 5: Solve for x
    x = 99,097,639,563,491.84/11,435,949.45
  6. Step 6: Final answer
    x = 8,665,449.25

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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.