Home / 18,257,613.69-25,195,816.67-9,997,544.37

Finding the Fourth Proportional to 18,257,613.69, 25,195,816.67 and 9,997,544.37

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Solution

The fourth proportional to 18,257,613.69, 25,195,816.67 and 9,997,544.37 is: 13,796,780.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,613.69 : 25,195,816.67 = 9,997,544.37 : x
  2. Step 2: Convert to fraction form
    18,257,613.69/25,195,816.67 = 9,997,544.37/x
  3. Step 3: Cross multiply
    18,257,613.69x = 25,195,816.67 × 9,997,544.37
  4. Step 4: Simplify right side
    18,257,613.69x = 251,896,295,096,710.66
  5. Step 5: Solve for x
    x = 251,896,295,096,710.66/18,257,613.69
  6. Step 6: Final answer
    x = 13,796,780.86

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1.5x scale

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.