Home / 5,255,016.74-7,878,742.04-3,229,074.91

Finding the Fourth Proportional to 5,255,016.74, 7,878,742.04 and 3,229,074.91

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Solution

The fourth proportional to 5,255,016.74, 7,878,742.04 and 3,229,074.91 is: 4,841,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,016.74 : 7,878,742.04 = 3,229,074.91 : x
  2. Step 2: Convert to fraction form
    5,255,016.74/7,878,742.04 = 3,229,074.91/x
  3. Step 3: Cross multiply
    5,255,016.74x = 7,878,742.04 × 3,229,074.91
  4. Step 4: Simplify right side
    5,255,016.74x = 25,441,048,227,580.84
  5. Step 5: Solve for x
    x = 25,441,048,227,580.84/5,255,016.74
  6. Step 6: Final answer
    x = 4,841,287.76

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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.