Home / 18,528,033.20-27,792,049.80-6,561,978.80

Finding the Fourth Proportional to 18,528,033.20, 27,792,049.80 and 6,561,978.80

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Solution

The fourth proportional to 18,528,033.20, 27,792,049.80 and 6,561,978.80 is: 9,842,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,033.20 : 27,792,049.80 = 6,561,978.80 : x
  2. Step 2: Convert to fraction form
    18,528,033.20/27,792,049.80 = 6,561,978.80/x
  3. Step 3: Cross multiply
    18,528,033.20x = 27,792,049.80 × 6,561,978.80
  4. Step 4: Simplify right side
    18,528,033.20x = 182,370,841,596,144.25
  5. Step 5: Solve for x
    x = 182,370,841,596,144.25/18,528,033.20
  6. Step 6: Final answer
    x = 9,842,968.20

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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.