Home / 18,554,721.60-27,888,069.60-16,091,284.80

Finding the Fourth Proportional to 18,554,721.60, 27,888,069.60 and 16,091,284.80

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Solution

The fourth proportional to 18,554,721.60, 27,888,069.60 and 16,091,284.80 is: 24,185,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554,721.60 : 27,888,069.60 = 16,091,284.80 : x
  2. Step 2: Convert to fraction form
    18,554,721.60/27,888,069.60 = 16,091,284.80/x
  3. Step 3: Cross multiply
    18,554,721.60x = 27,888,069.60 × 16,091,284.80
  4. Step 4: Simplify right side
    18,554,721.60x = 448,754,870,455,822.12
  5. Step 5: Solve for x
    x = 448,754,870,455,822.12/18,554,721.60
  6. Step 6: Final answer
    x = 24,185,481.20

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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.