Home / 10,347,759.80-15,521,639.70-10,135,183.40

Finding the Fourth Proportional to 10,347,759.80, 15,521,639.70 and 10,135,183.40

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Solution

The fourth proportional to 10,347,759.80, 15,521,639.70 and 10,135,183.40 is: 15,202,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,759.80 : 15,521,639.70 = 10,135,183.40 : x
  2. Step 2: Convert to fraction form
    10,347,759.80/15,521,639.70 = 10,135,183.40/x
  3. Step 3: Cross multiply
    10,347,759.80x = 15,521,639.70 × 10,135,183.40
  4. Step 4: Simplify right side
    10,347,759.80x = 157,314,665,028,220.97
  5. Step 5: Solve for x
    x = 157,314,665,028,220.97/10,347,759.80
  6. Step 6: Final answer
    x = 15,202,775.10

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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.