Home / 11,657,260.80-17,485,891.20-6,618,412.80

Finding the Fourth Proportional to 11,657,260.80, 17,485,891.20 and 6,618,412.80

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Solution

The fourth proportional to 11,657,260.80, 17,485,891.20 and 6,618,412.80 is: 9,927,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,260.80 : 17,485,891.20 = 6,618,412.80 : x
  2. Step 2: Convert to fraction form
    11,657,260.80/17,485,891.20 = 6,618,412.80/x
  3. Step 3: Cross multiply
    11,657,260.80x = 17,485,891.20 × 6,618,412.80
  4. Step 4: Simplify right side
    11,657,260.80x = 115,728,846,137,487.36
  5. Step 5: Solve for x
    x = 115,728,846,137,487.36/11,657,260.80
  6. Step 6: Final answer
    x = 9,927,619.20

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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.