Home / 8,186,610.32-12,279,945.24-2,506,811.60

Finding the Fourth Proportional to 8,186,610.32, 12,279,945.24 and 2,506,811.60

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Solution

The fourth proportional to 8,186,610.32, 12,279,945.24 and 2,506,811.60 is: 3,760,226.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,186,610.32 : 12,279,945.24 = 2,506,811.60 : x
  2. Step 2: Convert to fraction form
    8,186,610.32/12,279,945.24 = 2,506,811.60/x
  3. Step 3: Cross multiply
    8,186,610.32x = 12,279,945.24 × 2,506,811.60
  4. Step 4: Simplify right side
    8,186,610.32x = 30,783,509,174,996.79
  5. Step 5: Solve for x
    x = 30,783,509,174,996.79/8,186,610.32
  6. Step 6: Final answer
    x = 3,760,226.51

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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.