Home / 7,769,528.10-11,655,355.75-2,650,583.62

Finding the Fourth Proportional to 7,769,528.10, 11,655,355.75 and 2,650,583.62

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Solution

The fourth proportional to 7,769,528.10, 11,655,355.75 and 2,650,583.62 is: 3,976,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,769,528.10 : 11,655,355.75 = 2,650,583.62 : x
  2. Step 2: Convert to fraction form
    7,769,528.10/11,655,355.75 = 2,650,583.62/x
  3. Step 3: Cross multiply
    7,769,528.10x = 11,655,355.75 × 2,650,583.62
  4. Step 4: Simplify right side
    7,769,528.10x = 30,893,494,978,604.18
  5. Step 5: Solve for x
    x = 30,893,494,978,604.18/7,769,528.10
  6. Step 6: Final answer
    x = 3,976,238.27

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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.