Home / 8,969,817.71-13,459,948.48-3,782,101.83

Finding the Fourth Proportional to 8,969,817.71, 13,459,948.48 and 3,782,101.83

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Solution

The fourth proportional to 8,969,817.71, 13,459,948.48 and 3,782,101.83 is: 5,675,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,817.71 : 13,459,948.48 = 3,782,101.83 : x
  2. Step 2: Convert to fraction form
    8,969,817.71/13,459,948.48 = 3,782,101.83/x
  3. Step 3: Cross multiply
    8,969,817.71x = 13,459,948.48 × 3,782,101.83
  4. Step 4: Simplify right side
    8,969,817.71x = 50,906,895,759,003.21
  5. Step 5: Solve for x
    x = 50,906,895,759,003.21/8,969,817.71
  6. Step 6: Final answer
    x = 5,675,354.55

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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.