Home / 18,622,630.38-25,684,670.97-12,098,361.96

Finding the Fourth Proportional to 18,622,630.38, 25,684,670.97 and 12,098,361.96

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Solution

The fourth proportional to 18,622,630.38, 25,684,670.97 and 12,098,361.96 is: 16,686,281.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,622,630.38 : 25,684,670.97 = 12,098,361.96 : x
  2. Step 2: Convert to fraction form
    18,622,630.38/25,684,670.97 = 12,098,361.96/x
  3. Step 3: Cross multiply
    18,622,630.38x = 25,684,670.97 × 12,098,361.96
  4. Step 4: Simplify right side
    18,622,630.38x = 310,742,446,218,564.31
  5. Step 5: Solve for x
    x = 310,742,446,218,564.31/18,622,630.38
  6. Step 6: Final answer
    x = 16,686,281.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.