Home / 5,246,637.78-7,240,286.53-2,923,628.20

Finding the Fourth Proportional to 5,246,637.78, 7,240,286.53 and 2,923,628.20

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Solution

The fourth proportional to 5,246,637.78, 7,240,286.53 and 2,923,628.20 is: 4,034,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246,637.78 : 7,240,286.53 = 2,923,628.20 : x
  2. Step 2: Convert to fraction form
    5,246,637.78/7,240,286.53 = 2,923,628.20/x
  3. Step 3: Cross multiply
    5,246,637.78x = 7,240,286.53 × 2,923,628.20
  4. Step 4: Simplify right side
    5,246,637.78x = 21,167,905,893,288.86
  5. Step 5: Solve for x
    x = 21,167,905,893,288.86/5,246,637.78
  6. Step 6: Final answer
    x = 4,034,565.91

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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.