Home / 11,727,321.14-16,183,675.15-6,429,006.61

Finding the Fourth Proportional to 11,727,321.14, 16,183,675.15 and 6,429,006.61

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Solution

The fourth proportional to 11,727,321.14, 16,183,675.15 and 6,429,006.61 is: 8,872,013.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727,321.14 : 16,183,675.15 = 6,429,006.61 : x
  2. Step 2: Convert to fraction form
    11,727,321.14/16,183,675.15 = 6,429,006.61/x
  3. Step 3: Cross multiply
    11,727,321.14x = 16,183,675.15 × 6,429,006.61
  4. Step 4: Simplify right side
    11,727,321.14x = 104,044,954,513,442.75
  5. Step 5: Solve for x
    x = 104,044,954,513,442.75/11,727,321.14
  6. Step 6: Final answer
    x = 8,872,013.76

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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.