Home / 18,233,115.19-25,137,075.94-11,695,394.86

Finding the Fourth Proportional to 18,233,115.19, 25,137,075.94 and 11,695,394.86

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Solution

The fourth proportional to 18,233,115.19, 25,137,075.94 and 11,695,394.86 is: 16,123,850.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233,115.19 : 25,137,075.94 = 11,695,394.86 : x
  2. Step 2: Convert to fraction form
    18,233,115.19/25,137,075.94 = 11,695,394.86/x
  3. Step 3: Cross multiply
    18,233,115.19x = 25,137,075.94 × 11,695,394.86
  4. Step 4: Simplify right side
    18,233,115.19x = 293,988,028,652,024.50
  5. Step 5: Solve for x
    x = 293,988,028,652,024.50/18,233,115.19
  6. Step 6: Final answer
    x = 16,123,850.79

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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.