Home / 13,779,286.62-20,671,917.02-4,194,414.68

Finding the Fourth Proportional to 13,779,286.62, 20,671,917.02 and 4,194,414.68

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Solution

The fourth proportional to 13,779,286.62, 20,671,917.02 and 4,194,414.68 is: 6,292,531.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,779,286.62 : 20,671,917.02 = 4,194,414.68 : x
  2. Step 2: Convert to fraction form
    13,779,286.62/20,671,917.02 = 4,194,414.68/x
  3. Step 3: Cross multiply
    13,779,286.62x = 20,671,917.02 × 4,194,414.68
  4. Step 4: Simplify right side
    13,779,286.62x = 86,706,592,212,429.84
  5. Step 5: Solve for x
    x = 86,706,592,212,429.84/13,779,286.62
  6. Step 6: Final answer
    x = 6,292,531.29

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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.