Home / 6,788,405.76-10,185,428.52-2,747,749.92

Finding the Fourth Proportional to 6,788,405.76, 10,185,428.52 and 2,747,749.92

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Solution

The fourth proportional to 6,788,405.76, 10,185,428.52 and 2,747,749.92 is: 4,122,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,405.76 : 10,185,428.52 = 2,747,749.92 : x
  2. Step 2: Convert to fraction form
    6,788,405.76/10,185,428.52 = 2,747,749.92/x
  3. Step 3: Cross multiply
    6,788,405.76x = 10,185,428.52 × 2,747,749.92
  4. Step 4: Simplify right side
    6,788,405.76x = 27,987,010,400,995.71
  5. Step 5: Solve for x
    x = 27,987,010,400,995.71/6,788,405.76
  6. Step 6: Final answer
    x = 4,122,766.29

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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.