Home / 7,111,511.88-9,813,912.24-3,848,326.32

Finding the Fourth Proportional to 7,111,511.88, 9,813,912.24 and 3,848,326.32

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Solution

The fourth proportional to 7,111,511.88, 9,813,912.24 and 3,848,326.32 is: 5,310,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,511.88 : 9,813,912.24 = 3,848,326.32 : x
  2. Step 2: Convert to fraction form
    7,111,511.88/9,813,912.24 = 3,848,326.32/x
  3. Step 3: Cross multiply
    7,111,511.88x = 9,813,912.24 × 3,848,326.32
  4. Step 4: Simplify right side
    7,111,511.88x = 37,767,136,775,362.16
  5. Step 5: Solve for x
    x = 37,767,136,775,362.16/7,111,511.88
  6. Step 6: Final answer
    x = 5,310,704.31

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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.