Home / 6,788,438.31-9,367,979.01-3,690,961.63

Finding the Fourth Proportional to 6,788,438.31, 9,367,979.01 and 3,690,961.63

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Solution

The fourth proportional to 6,788,438.31, 9,367,979.01 and 3,690,961.63 is: 5,093,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,438.31 : 9,367,979.01 = 3,690,961.63 : x
  2. Step 2: Convert to fraction form
    6,788,438.31/9,367,979.01 = 3,690,961.63/x
  3. Step 3: Cross multiply
    6,788,438.31x = 9,367,979.01 × 3,690,961.63
  4. Step 4: Simplify right side
    6,788,438.31x = 34,576,851,106,314.43
  5. Step 5: Solve for x
    x = 34,576,851,106,314.43/6,788,438.31
  6. Step 6: Final answer
    x = 5,093,491.25

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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.