Home / 7,786,612.68-11,672,327.25-3,111,296.33

Finding the Fourth Proportional to 7,786,612.68, 11,672,327.25 and 3,111,296.33

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Solution

The fourth proportional to 7,786,612.68, 11,672,327.25 and 3,111,296.33 is: 4,663,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,612.68 : 11,672,327.25 = 3,111,296.33 : x
  2. Step 2: Convert to fraction form
    7,786,612.68/11,672,327.25 = 3,111,296.33/x
  3. Step 3: Cross multiply
    7,786,612.68x = 11,672,327.25 × 3,111,296.33
  4. Step 4: Simplify right side
    7,786,612.68x = 36,316,068,877,122.36
  5. Step 5: Solve for x
    x = 36,316,068,877,122.36/7,786,612.68
  6. Step 6: Final answer
    x = 4,663,911.04

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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.