Home / 7,772,424.32-11,647,122.02-3,155,796.58

Finding the Fourth Proportional to 7,772,424.32, 11,647,122.02 and 3,155,796.58

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Solution

The fourth proportional to 7,772,424.32, 11,647,122.02 and 3,155,796.58 is: 4,729,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,424.32 : 11,647,122.02 = 3,155,796.58 : x
  2. Step 2: Convert to fraction form
    7,772,424.32/11,647,122.02 = 3,155,796.58/x
  3. Step 3: Cross multiply
    7,772,424.32x = 11,647,122.02 × 3,155,796.58
  4. Step 4: Simplify right side
    7,772,424.32x = 36,755,947,763,544.10
  5. Step 5: Solve for x
    x = 36,755,947,763,544.10/7,772,424.32
  6. Step 6: Final answer
    x = 4,729,019.71

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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.