Home / 12,412,795.60-18,619,006.04-5,584,546.90

Finding the Fourth Proportional to 12,412,795.60, 18,619,006.04 and 5,584,546.90

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Solution

The fourth proportional to 12,412,795.60, 18,619,006.04 and 5,584,546.90 is: 8,376,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,412,795.60 : 18,619,006.04 = 5,584,546.90 : x
  2. Step 2: Convert to fraction form
    12,412,795.60/18,619,006.04 = 5,584,546.90/x
  3. Step 3: Cross multiply
    12,412,795.60x = 18,619,006.04 × 5,584,546.90
  4. Step 4: Simplify right side
    12,412,795.60x = 103,978,712,340,745.50
  5. Step 5: Solve for x
    x = 103,978,712,340,745.50/12,412,795.60
  6. Step 6: Final answer
    x = 8,376,736.05

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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.