Home / 21,822,459-30,114,995.34-12,164,667

Finding the Fourth Proportional to 21,822,459, 30,114,995.34 and 12,164,667

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Solution

The fourth proportional to 21,822,459, 30,114,995.34 and 12,164,667 is: 16,787,241.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822,459 : 30,114,995.34 = 12,164,667 : x
  2. Step 2: Convert to fraction form
    21,822,459/30,114,995.34 = 12,164,667/x
  3. Step 3: Cross multiply
    21,822,459x = 30,114,995.34 × 12,164,667
  4. Step 4: Simplify right side
    21,822,459x = 366,338,890,017,651.75
  5. Step 5: Solve for x
    x = 366,338,890,017,651.75/21,822,459
  6. Step 6: Final answer
    x = 16,787,241.53

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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.