Home / 18,633,158.09-27,955,441.25-9,541,692.78

Finding the Fourth Proportional to 18,633,158.09, 27,955,441.25 and 9,541,692.78

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Solution

The fourth proportional to 18,633,158.09, 27,955,441.25 and 9,541,692.78 is: 14,315,460.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633,158.09 : 27,955,441.25 = 9,541,692.78 : x
  2. Step 2: Convert to fraction form
    18,633,158.09/27,955,441.25 = 9,541,692.78/x
  3. Step 3: Cross multiply
    18,633,158.09x = 27,955,441.25 × 9,541,692.78
  4. Step 4: Simplify right side
    18,633,158.09x = 266,742,231,873,751.16
  5. Step 5: Solve for x
    x = 266,742,231,873,751.16/18,633,158.09
  6. Step 6: Final answer
    x = 14,315,460.14

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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.