Home / 9,930,403.86-13,705,105.40-5,801,467.11

Finding the Fourth Proportional to 9,930,403.86, 13,705,105.40 and 5,801,467.11

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Solution

The fourth proportional to 9,930,403.86, 13,705,105.40 and 5,801,467.11 is: 8,006,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,930,403.86 : 13,705,105.40 = 5,801,467.11 : x
  2. Step 2: Convert to fraction form
    9,930,403.86/13,705,105.40 = 5,801,467.11/x
  3. Step 3: Cross multiply
    9,930,403.86x = 13,705,105.40 × 5,801,467.11
  4. Step 4: Simplify right side
    9,930,403.86x = 79,509,718,217,183.41
  5. Step 5: Solve for x
    x = 79,509,718,217,183.41/9,930,403.86
  6. Step 6: Final answer
    x = 8,006,695.33

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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.