Home / 5,515,757.40-7,605,468.54-3,883,642.68

Finding the Fourth Proportional to 5,515,757.40, 7,605,468.54 and 3,883,642.68

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Solution

The fourth proportional to 5,515,757.40, 7,605,468.54 and 3,883,642.68 is: 5,355,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,757.40 : 7,605,468.54 = 3,883,642.68 : x
  2. Step 2: Convert to fraction form
    5,515,757.40/7,605,468.54 = 3,883,642.68/x
  3. Step 3: Cross multiply
    5,515,757.40x = 7,605,468.54 × 3,883,642.68
  4. Step 4: Simplify right side
    5,515,757.40x = 29,536,922,223,341.29
  5. Step 5: Solve for x
    x = 29,536,922,223,341.29/5,515,757.40
  6. Step 6: Final answer
    x = 5,355,007.50

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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.