Home / 37,153,467.80-55,730,201.70-20,147,355.80

Finding the Fourth Proportional to 37,153,467.80, 55,730,201.70 and 20,147,355.80

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Solution

The fourth proportional to 37,153,467.80, 55,730,201.70 and 20,147,355.80 is: 30,221,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153,467.80 : 55,730,201.70 = 20,147,355.80 : x
  2. Step 2: Convert to fraction form
    37,153,467.80/55,730,201.70 = 20,147,355.80/x
  3. Step 3: Cross multiply
    37,153,467.80x = 55,730,201.70 × 20,147,355.80
  4. Step 4: Simplify right side
    37,153,467.80x = 1,122,816,202,455,665
  5. Step 5: Solve for x
    x = 1,122,816,202,455,665/37,153,467.80
  6. Step 6: Final answer
    x = 30,221,033.70

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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.