Home / 34,198,485.48-47,192,995.78-19,513,884.96

Finding the Fourth Proportional to 34,198,485.48, 47,192,995.78 and 19,513,884.96

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Solution

The fourth proportional to 34,198,485.48, 47,192,995.78 and 19,513,884.96 is: 26,928,639.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,198,485.48 : 47,192,995.78 = 19,513,884.96 : x
  2. Step 2: Convert to fraction form
    34,198,485.48/47,192,995.78 = 19,513,884.96/x
  3. Step 3: Cross multiply
    34,198,485.48x = 47,192,995.78 × 19,513,884.96
  4. Step 4: Simplify right side
    34,198,485.48x = 920,918,690,568,685.50
  5. Step 5: Solve for x
    x = 920,918,690,568,685.50/34,198,485.48
  6. Step 6: Final answer
    x = 26,928,639.61

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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.