Home / 18,441,047.80-27,661,571.70-8,875,109.80

Finding the Fourth Proportional to 18,441,047.80, 27,661,571.70 and 8,875,109.80

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Solution

The fourth proportional to 18,441,047.80, 27,661,571.70 and 8,875,109.80 is: 13,312,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,047.80 : 27,661,571.70 = 8,875,109.80 : x
  2. Step 2: Convert to fraction form
    18,441,047.80/27,661,571.70 = 8,875,109.80/x
  3. Step 3: Cross multiply
    18,441,047.80x = 27,661,571.70 × 8,875,109.80
  4. Step 4: Simplify right side
    18,441,047.80x = 245,499,486,078,072.69
  5. Step 5: Solve for x
    x = 245,499,486,078,072.69/18,441,047.80
  6. Step 6: Final answer
    x = 13,312,664.70

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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.