Home / 4,259,077.20-6,388,615.80-3,951,147.60

Finding the Fourth Proportional to 4,259,077.20, 6,388,615.80 and 3,951,147.60

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Solution

The fourth proportional to 4,259,077.20, 6,388,615.80 and 3,951,147.60 is: 5,926,721.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259,077.20 : 6,388,615.80 = 3,951,147.60 : x
  2. Step 2: Convert to fraction form
    4,259,077.20/6,388,615.80 = 3,951,147.60/x
  3. Step 3: Cross multiply
    4,259,077.20x = 6,388,615.80 × 3,951,147.60
  4. Step 4: Simplify right side
    4,259,077.20x = 25,242,363,985,492.08
  5. Step 5: Solve for x
    x = 25,242,363,985,492.08/4,259,077.20
  6. Step 6: Final answer
    x = 5,926,721.40

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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.