Home / 12,101,701.12-16,700,348.01-6,669,193.12

Finding the Fourth Proportional to 12,101,701.12, 16,700,348.01 and 6,669,193.12

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Solution

The fourth proportional to 12,101,701.12, 16,700,348.01 and 6,669,193.12 is: 9,203,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,701.12 : 16,700,348.01 = 6,669,193.12 : x
  2. Step 2: Convert to fraction form
    12,101,701.12/16,700,348.01 = 6,669,193.12/x
  3. Step 3: Cross multiply
    12,101,701.12x = 16,700,348.01 × 6,669,193.12
  4. Step 4: Simplify right side
    12,101,701.12x = 111,377,846,049,897.69
  5. Step 5: Solve for x
    x = 111,377,846,049,897.69/12,101,701.12
  6. Step 6: Final answer
    x = 9,203,486.76

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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.