Home / 29,040,147.20-43,560,220.80-19,460,115.20

Finding the Fourth Proportional to 29,040,147.20, 43,560,220.80 and 19,460,115.20

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Solution

The fourth proportional to 29,040,147.20, 43,560,220.80 and 19,460,115.20 is: 29,190,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040,147.20 : 43,560,220.80 = 19,460,115.20 : x
  2. Step 2: Convert to fraction form
    29,040,147.20/43,560,220.80 = 19,460,115.20/x
  3. Step 3: Cross multiply
    29,040,147.20x = 43,560,220.80 × 19,460,115.20
  4. Step 4: Simplify right side
    29,040,147.20x = 847,686,914,905,436.12
  5. Step 5: Solve for x
    x = 847,686,914,905,436.12/29,040,147.20
  6. Step 6: Final answer
    x = 29,190,172.80

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1.5x scale

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.