Home / 12,006,170.73-18,005,540.63-4,328,827.52

Finding the Fourth Proportional to 12,006,170.73, 18,005,540.63 and 4,328,827.52

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Solution

The fourth proportional to 12,006,170.73, 18,005,540.63 and 4,328,827.52 is: 6,491,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006,170.73 : 18,005,540.63 = 4,328,827.52 : x
  2. Step 2: Convert to fraction form
    12,006,170.73/18,005,540.63 = 4,328,827.52/x
  3. Step 3: Cross multiply
    12,006,170.73x = 18,005,540.63 × 4,328,827.52
  4. Step 4: Simplify right side
    12,006,170.73x = 77,942,879,679,950.30
  5. Step 5: Solve for x
    x = 77,942,879,679,950.30/12,006,170.73
  6. Step 6: Final answer
    x = 6,491,901.66

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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.