Home / 12,819,177.33-19,231,824.98-4,183,293.80

Finding the Fourth Proportional to 12,819,177.33, 19,231,824.98 and 4,183,293.80

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Solution

The fourth proportional to 12,819,177.33, 19,231,824.98 and 4,183,293.80 is: 6,275,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,819,177.33 : 19,231,824.98 = 4,183,293.80 : x
  2. Step 2: Convert to fraction form
    12,819,177.33/19,231,824.98 = 4,183,293.80/x
  3. Step 3: Cross multiply
    12,819,177.33x = 19,231,824.98 × 4,183,293.80
  4. Step 4: Simplify right side
    12,819,177.33x = 80,452,374,084,443.53
  5. Step 5: Solve for x
    x = 80,452,374,084,443.53/12,819,177.33
  6. Step 6: Final answer
    x = 6,275,938.93

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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.