Home / 7,453,692.70-11,169,134.75-5,015,817.78

Finding the Fourth Proportional to 7,453,692.70, 11,169,134.75 and 5,015,817.78

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Solution

The fourth proportional to 7,453,692.70, 11,169,134.75 and 5,015,817.78 is: 7,516,052.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,692.70 : 11,169,134.75 = 5,015,817.78 : x
  2. Step 2: Convert to fraction form
    7,453,692.70/11,169,134.75 = 5,015,817.78/x
  3. Step 3: Cross multiply
    7,453,692.70x = 11,169,134.75 × 5,015,817.78
  4. Step 4: Simplify right side
    7,453,692.70x = 56,022,344,636,921.14
  5. Step 5: Solve for x
    x = 56,022,344,636,921.14/7,453,692.70
  6. Step 6: Final answer
    x = 7,516,052.37

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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.