Home / 5,416,765.47-8,126,211.06-2,005,081.92

Finding the Fourth Proportional to 5,416,765.47, 8,126,211.06 and 2,005,081.92

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Solution

The fourth proportional to 5,416,765.47, 8,126,211.06 and 2,005,081.92 is: 3,008,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,765.47 : 8,126,211.06 = 2,005,081.92 : x
  2. Step 2: Convert to fraction form
    5,416,765.47/8,126,211.06 = 2,005,081.92/x
  3. Step 3: Cross multiply
    5,416,765.47x = 8,126,211.06 × 2,005,081.92
  4. Step 4: Simplify right side
    5,416,765.47x = 16,293,718,874,510.03
  5. Step 5: Solve for x
    x = 16,293,718,874,510.03/5,416,765.47
  6. Step 6: Final answer
    x = 3,008,016.31

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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.