Home / 4,374,080.40-6,561,120.60-4,214,648.10

Finding the Fourth Proportional to 4,374,080.40, 6,561,120.60 and 4,214,648.10

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Solution

The fourth proportional to 4,374,080.40, 6,561,120.60 and 4,214,648.10 is: 6,321,972.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,080.40 : 6,561,120.60 = 4,214,648.10 : x
  2. Step 2: Convert to fraction form
    4,374,080.40/6,561,120.60 = 4,214,648.10/x
  3. Step 3: Cross multiply
    4,374,080.40x = 6,561,120.60 × 4,214,648.10
  4. Step 4: Simplify right side
    4,374,080.40x = 27,652,814,470,660.86
  5. Step 5: Solve for x
    x = 27,652,814,470,660.86/4,374,080.40
  6. Step 6: Final answer
    x = 6,321,972.15

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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.