Home / 7,102,927.88-9,802,078.26-3,883,663.88

Finding the Fourth Proportional to 7,102,927.88, 9,802,078.26 and 3,883,663.88

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Solution

The fourth proportional to 7,102,927.88, 9,802,078.26 and 3,883,663.88 is: 5,359,476.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,927.88 : 9,802,078.26 = 3,883,663.88 : x
  2. Step 2: Convert to fraction form
    7,102,927.88/9,802,078.26 = 3,883,663.88/x
  3. Step 3: Cross multiply
    7,102,927.88x = 9,802,078.26 × 3,883,663.88
  4. Step 4: Simplify right side
    7,102,927.88x = 38,067,977,287,295.25
  5. Step 5: Solve for x
    x = 38,067,977,287,295.25/7,102,927.88
  6. Step 6: Final answer
    x = 5,359,476.81

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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.