Home / 9,876,363.80-13,629,911.54-5,525,190.59

Finding the Fourth Proportional to 9,876,363.80, 13,629,911.54 and 5,525,190.59

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Solution

The fourth proportional to 9,876,363.80, 13,629,911.54 and 5,525,190.59 is: 7,625,059.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,363.80 : 13,629,911.54 = 5,525,190.59 : x
  2. Step 2: Convert to fraction form
    9,876,363.80/13,629,911.54 = 5,525,190.59/x
  3. Step 3: Cross multiply
    9,876,363.80x = 13,629,911.54 × 5,525,190.59
  4. Step 4: Simplify right side
    9,876,363.80x = 75,307,858,887,564.89
  5. Step 5: Solve for x
    x = 75,307,858,887,564.89/9,876,363.80
  6. Step 6: Final answer
    x = 7,625,059.23

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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.