Home / 8,898,384.75-12,279,660.36-5,227,635.93

Finding the Fourth Proportional to 8,898,384.75, 12,279,660.36 and 5,227,635.93

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Solution

The fourth proportional to 8,898,384.75, 12,279,660.36 and 5,227,635.93 is: 7,214,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,384.75 : 12,279,660.36 = 5,227,635.93 : x
  2. Step 2: Convert to fraction form
    8,898,384.75/12,279,660.36 = 5,227,635.93/x
  3. Step 3: Cross multiply
    8,898,384.75x = 12,279,660.36 × 5,227,635.93
  4. Step 4: Simplify right side
    8,898,384.75x = 64,193,593,738,958.91
  5. Step 5: Solve for x
    x = 64,193,593,738,958.91/8,898,384.75
  6. Step 6: Final answer
    x = 7,214,072.61

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1.5x scale

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.