Home / 27,157,743.75-37,476,545.55-15,397,803.24

Finding the Fourth Proportional to 27,157,743.75, 37,476,545.55 and 15,397,803.24

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Solution

The fourth proportional to 27,157,743.75, 37,476,545.55 and 15,397,803.24 is: 21,248,321.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,157,743.75 : 37,476,545.55 = 15,397,803.24 : x
  2. Step 2: Convert to fraction form
    27,157,743.75/37,476,545.55 = 15,397,803.24/x
  3. Step 3: Cross multiply
    27,157,743.75x = 37,476,545.55 × 15,397,803.24
  4. Step 4: Simplify right side
    27,157,743.75x = 577,056,474,493,797.50
  5. Step 5: Solve for x
    x = 577,056,474,493,797.50/27,157,743.75
  6. Step 6: Final answer
    x = 21,248,321.65

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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.