Home / 13,285,481.80-19,928,222.70-13,173,507.40

Finding the Fourth Proportional to 13,285,481.80, 19,928,222.70 and 13,173,507.40

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Solution

The fourth proportional to 13,285,481.80, 19,928,222.70 and 13,173,507.40 is: 19,760,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,285,481.80 : 19,928,222.70 = 13,173,507.40 : x
  2. Step 2: Convert to fraction form
    13,285,481.80/19,928,222.70 = 13,173,507.40/x
  3. Step 3: Cross multiply
    13,285,481.80x = 19,928,222.70 × 13,173,507.40
  4. Step 4: Simplify right side
    13,285,481.80x = 262,524,589,207,297.97
  5. Step 5: Solve for x
    x = 262,524,589,207,297.97/13,285,481.80
  6. Step 6: Final answer
    x = 19,760,261.10

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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.