Home / 20,617,062.33-28,452,037.20-11,324,827.02

Finding the Fourth Proportional to 20,617,062.33, 28,452,037.20 and 11,324,827.02

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Solution

The fourth proportional to 20,617,062.33, 28,452,037.20 and 11,324,827.02 is: 15,628,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,617,062.33 : 28,452,037.20 = 11,324,827.02 : x
  2. Step 2: Convert to fraction form
    20,617,062.33/28,452,037.20 = 11,324,827.02/x
  3. Step 3: Cross multiply
    20,617,062.33x = 28,452,037.20 × 11,324,827.02
  4. Step 4: Simplify right side
    20,617,062.33x = 322,214,399,656,605.12
  5. Step 5: Solve for x
    x = 322,214,399,656,605.12/20,617,062.33
  6. Step 6: Final answer
    x = 15,628,531.09

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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.