Home / 25,631,692.75-38,453,838.90-7,680,796.75

Finding the Fourth Proportional to 25,631,692.75, 38,453,838.90 and 7,680,796.75

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Solution

The fourth proportional to 25,631,692.75, 38,453,838.90 and 7,680,796.75 is: 11,523,082.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631,692.75 : 38,453,838.90 = 7,680,796.75 : x
  2. Step 2: Convert to fraction form
    25,631,692.75/38,453,838.90 = 7,680,796.75/x
  3. Step 3: Cross multiply
    25,631,692.75x = 38,453,838.90 × 7,680,796.75
  4. Step 4: Simplify right side
    25,631,692.75x = 295,356,120,848,143.56
  5. Step 5: Solve for x
    x = 295,356,120,848,143.56/25,631,692.75
  6. Step 6: Final answer
    x = 11,523,082.92

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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.