Home / 28,567,640.97-39,423,576.02-15,514,993.24

Finding the Fourth Proportional to 28,567,640.97, 39,423,576.02 and 15,514,993.24

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Solution

The fourth proportional to 28,567,640.97, 39,423,576.02 and 15,514,993.24 is: 21,410,816.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567,640.97 : 39,423,576.02 = 15,514,993.24 : x
  2. Step 2: Convert to fraction form
    28,567,640.97/39,423,576.02 = 15,514,993.24/x
  3. Step 3: Cross multiply
    28,567,640.97x = 39,423,576.02 × 15,514,993.24
  4. Step 4: Simplify right side
    28,567,640.97x = 611,656,515,270,792.25
  5. Step 5: Solve for x
    x = 611,656,515,270,792.25/28,567,640.97
  6. Step 6: Final answer
    x = 21,410,816.38

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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.