Home / 13,274,331.16-19,914,399.78-4,299,790.36

Finding the Fourth Proportional to 13,274,331.16, 19,914,399.78 and 4,299,790.36

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Solution

The fourth proportional to 13,274,331.16, 19,914,399.78 and 4,299,790.36 is: 6,450,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,274,331.16 : 19,914,399.78 = 4,299,790.36 : x
  2. Step 2: Convert to fraction form
    13,274,331.16/19,914,399.78 = 4,299,790.36/x
  3. Step 3: Cross multiply
    13,274,331.16x = 19,914,399.78 × 4,299,790.36
  4. Step 4: Simplify right side
    13,274,331.16x = 85,627,744,199,230.12
  5. Step 5: Solve for x
    x = 85,627,744,199,230.12/13,274,331.16
  6. Step 6: Final answer
    x = 6,450,625.89

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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.