Home / 7,050,505.08-9,729,840.78-3,831,448.44

Finding the Fourth Proportional to 7,050,505.08, 9,729,840.78 and 3,831,448.44

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Solution

The fourth proportional to 7,050,505.08, 9,729,840.78 and 3,831,448.44 is: 5,287,476.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050,505.08 : 9,729,840.78 = 3,831,448.44 : x
  2. Step 2: Convert to fraction form
    7,050,505.08/9,729,840.78 = 3,831,448.44/x
  3. Step 3: Cross multiply
    7,050,505.08x = 9,729,840.78 × 3,831,448.44
  4. Step 4: Simplify right side
    7,050,505.08x = 37,279,383,277,979.38
  5. Step 5: Solve for x
    x = 37,279,383,277,979.38/7,050,505.08
  6. Step 6: Final answer
    x = 5,287,476.98

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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.