Home / 7,685,829.80-11,528,328.90-3,899,214.26

Finding the Fourth Proportional to 7,685,829.80, 11,528,328.90 and 3,899,214.26

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Solution

The fourth proportional to 7,685,829.80, 11,528,328.90 and 3,899,214.26 is: 5,848,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,829.80 : 11,528,328.90 = 3,899,214.26 : x
  2. Step 2: Convert to fraction form
    7,685,829.80/11,528,328.90 = 3,899,214.26/x
  3. Step 3: Cross multiply
    7,685,829.80x = 11,528,328.90 × 3,899,214.26
  4. Step 4: Simplify right side
    7,685,829.80x = 44,951,424,419,128.68
  5. Step 5: Solve for x
    x = 44,951,424,419,128.68/7,685,829.80
  6. Step 6: Final answer
    x = 5,848,610.44

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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.