Home / 5,134,934.64-7,086,431.04-2,843,095.20

Finding the Fourth Proportional to 5,134,934.64, 7,086,431.04 and 2,843,095.20

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Solution

The fourth proportional to 5,134,934.64, 7,086,431.04 and 2,843,095.20 is: 3,923,593.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,934.64 : 7,086,431.04 = 2,843,095.20 : x
  2. Step 2: Convert to fraction form
    5,134,934.64/7,086,431.04 = 2,843,095.20/x
  3. Step 3: Cross multiply
    5,134,934.64x = 7,086,431.04 × 2,843,095.20
  4. Step 4: Simplify right side
    5,134,934.64x = 20,147,398,074,955.01
  5. Step 5: Solve for x
    x = 20,147,398,074,955.01/5,134,934.64
  6. Step 6: Final answer
    x = 3,923,593.87

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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.