Home / 25,582,128.80-38,393,092.14-17,855,578.70

Finding the Fourth Proportional to 25,582,128.80, 38,393,092.14 and 17,855,578.70

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Solution

The fourth proportional to 25,582,128.80, 38,393,092.14 and 17,855,578.70 is: 26,797,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582,128.80 : 38,393,092.14 = 17,855,578.70 : x
  2. Step 2: Convert to fraction form
    25,582,128.80/38,393,092.14 = 17,855,578.70/x
  3. Step 3: Cross multiply
    25,582,128.80x = 38,393,092.14 × 17,855,578.70
  4. Step 4: Simplify right side
    25,582,128.80x = 685,530,878,242,121.38
  5. Step 5: Solve for x
    x = 685,530,878,242,121.38/25,582,128.80
  6. Step 6: Final answer
    x = 26,797,256.93

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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.