Home / 5,328,035.40-7,992,053.10-3,984,342.60

Finding the Fourth Proportional to 5,328,035.40, 7,992,053.10 and 3,984,342.60

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Solution

The fourth proportional to 5,328,035.40, 7,992,053.10 and 3,984,342.60 is: 5,976,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,035.40 : 7,992,053.10 = 3,984,342.60 : x
  2. Step 2: Convert to fraction form
    5,328,035.40/7,992,053.10 = 3,984,342.60/x
  3. Step 3: Cross multiply
    5,328,035.40x = 7,992,053.10 × 3,984,342.60
  4. Step 4: Simplify right side
    5,328,035.40x = 31,843,077,627,792.06
  5. Step 5: Solve for x
    x = 31,843,077,627,792.06/5,328,035.40
  6. Step 6: Final answer
    x = 5,976,513.90

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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.