Home / 5,521,797.40-7,620,064.86-3,107,349.40

Finding the Fourth Proportional to 5,521,797.40, 7,620,064.86 and 3,107,349.40

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Solution

The fourth proportional to 5,521,797.40, 7,620,064.86 and 3,107,349.40 is: 4,288,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,797.40 : 7,620,064.86 = 3,107,349.40 : x
  2. Step 2: Convert to fraction form
    5,521,797.40/7,620,064.86 = 3,107,349.40/x
  3. Step 3: Cross multiply
    5,521,797.40x = 7,620,064.86 × 3,107,349.40
  4. Step 4: Simplify right side
    5,521,797.40x = 23,678,203,970,682.09
  5. Step 5: Solve for x
    x = 23,678,203,970,682.09/5,521,797.40
  6. Step 6: Final answer
    x = 4,288,133.42

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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.