Home / 12,643,305.25-17,447,814.44-6,842,087.27

Finding the Fourth Proportional to 12,643,305.25, 17,447,814.44 and 6,842,087.27

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Solution

The fourth proportional to 12,643,305.25, 17,447,814.44 and 6,842,087.27 is: 9,442,109.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,305.25 : 17,447,814.44 = 6,842,087.27 : x
  2. Step 2: Convert to fraction form
    12,643,305.25/17,447,814.44 = 6,842,087.27/x
  3. Step 3: Cross multiply
    12,643,305.25x = 17,447,814.44 × 6,842,087.27
  4. Step 4: Simplify right side
    12,643,305.25x = 119,379,469,035,035.72
  5. Step 5: Solve for x
    x = 119,379,469,035,035.72/12,643,305.25
  6. Step 6: Final answer
    x = 9,442,109.22

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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.