Home / 6,786,483.12-10,179,635.04-1,668,957.16

Finding the Fourth Proportional to 6,786,483.12, 10,179,635.04 and 1,668,957.16

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Solution

The fourth proportional to 6,786,483.12, 10,179,635.04 and 1,668,957.16 is: 2,503,413.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786,483.12 : 10,179,635.04 = 1,668,957.16 : x
  2. Step 2: Convert to fraction form
    6,786,483.12/10,179,635.04 = 1,668,957.16/x
  3. Step 3: Cross multiply
    6,786,483.12x = 10,179,635.04 × 1,668,957.16
  4. Step 4: Simplify right side
    6,786,483.12x = 16,989,374,786,194.88
  5. Step 5: Solve for x
    x = 16,989,374,786,194.88/6,786,483.12
  6. Step 6: Final answer
    x = 2,503,413.70

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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.