Home / 5,107,571.16-7,663,613.52-2,678,144.18

Finding the Fourth Proportional to 5,107,571.16, 7,663,613.52 and 2,678,144.18

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Solution

The fourth proportional to 5,107,571.16, 7,663,613.52 and 2,678,144.18 is: 4,018,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,571.16 : 7,663,613.52 = 2,678,144.18 : x
  2. Step 2: Convert to fraction form
    5,107,571.16/7,663,613.52 = 2,678,144.18/x
  3. Step 3: Cross multiply
    5,107,571.16x = 7,663,613.52 × 2,678,144.18
  4. Step 4: Simplify right side
    5,107,571.16x = 20,524,261,946,357.31
  5. Step 5: Solve for x
    x = 20,524,261,946,357.31/5,107,571.16
  6. Step 6: Final answer
    x = 4,018,399.61

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1.5x scale

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.