Home / 7,449,687.70-11,171,907.15-2,657,533.30

Finding the Fourth Proportional to 7,449,687.70, 11,171,907.15 and 2,657,533.30

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Solution

The fourth proportional to 7,449,687.70, 11,171,907.15 and 2,657,533.30 is: 3,985,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,687.70 : 11,171,907.15 = 2,657,533.30 : x
  2. Step 2: Convert to fraction form
    7,449,687.70/11,171,907.15 = 2,657,533.30/x
  3. Step 3: Cross multiply
    7,449,687.70x = 11,171,907.15 × 2,657,533.30
  4. Step 4: Simplify right side
    7,449,687.70x = 29,689,715,275,633.09
  5. Step 5: Solve for x
    x = 29,689,715,275,633.09/7,449,687.70
  6. Step 6: Final answer
    x = 3,985,363.75

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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.