Home / 11,657,296.80-17,485,945.20-6,618,448.80

Finding the Fourth Proportional to 11,657,296.80, 17,485,945.20 and 6,618,448.80

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Solution

The fourth proportional to 11,657,296.80, 17,485,945.20 and 6,618,448.80 is: 9,927,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,296.80 : 17,485,945.20 = 6,618,448.80 : x
  2. Step 2: Convert to fraction form
    11,657,296.80/17,485,945.20 = 6,618,448.80/x
  3. Step 3: Cross multiply
    11,657,296.80x = 17,485,945.20 × 6,618,448.80
  4. Step 4: Simplify right side
    11,657,296.80x = 115,729,833,025,805.75
  5. Step 5: Solve for x
    x = 115,729,833,025,805.75/11,657,296.80
  6. Step 6: Final answer
    x = 9,927,673.20

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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.