Home / 12,000,828.18-16,561,016.68-6,494,082.46

Finding the Fourth Proportional to 12,000,828.18, 16,561,016.68 and 6,494,082.46

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Solution

The fourth proportional to 12,000,828.18, 16,561,016.68 and 6,494,082.46 is: 8,961,765.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,828.18 : 16,561,016.68 = 6,494,082.46 : x
  2. Step 2: Convert to fraction form
    12,000,828.18/16,561,016.68 = 6,494,082.46/x
  3. Step 3: Cross multiply
    12,000,828.18x = 16,561,016.68 × 6,494,082.46
  4. Step 4: Simplify right side
    12,000,828.18x = 107,548,607,942,471.95
  5. Step 5: Solve for x
    x = 107,548,607,942,471.95/12,000,828.18
  6. Step 6: Final answer
    x = 8,961,765.50

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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.