Home / 10,861,853.50-16,294,878.33-4,129,744.06

Finding the Fourth Proportional to 10,861,853.50, 16,294,878.33 and 4,129,744.06

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Solution

The fourth proportional to 10,861,853.50, 16,294,878.33 and 4,129,744.06 is: 6,195,413.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,853.50 : 16,294,878.33 = 4,129,744.06 : x
  2. Step 2: Convert to fraction form
    10,861,853.50/16,294,878.33 = 4,129,744.06/x
  3. Step 3: Cross multiply
    10,861,853.50x = 16,294,878.33 × 4,129,744.06
  4. Step 4: Simplify right side
    10,861,853.50x = 67,293,676,991,740.22
  5. Step 5: Solve for x
    x = 67,293,676,991,740.22/10,861,853.50
  6. Step 6: Final answer
    x = 6,195,413.79

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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.