Home / 5,453,551.80-8,180,327.70-1,615,512.60

Finding the Fourth Proportional to 5,453,551.80, 8,180,327.70 and 1,615,512.60

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Solution

The fourth proportional to 5,453,551.80, 8,180,327.70 and 1,615,512.60 is: 2,423,268.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453,551.80 : 8,180,327.70 = 1,615,512.60 : x
  2. Step 2: Convert to fraction form
    5,453,551.80/8,180,327.70 = 1,615,512.60/x
  3. Step 3: Cross multiply
    5,453,551.80x = 8,180,327.70 × 1,615,512.60
  4. Step 4: Simplify right side
    5,453,551.80x = 13,215,422,471,479.02
  5. Step 5: Solve for x
    x = 13,215,422,471,479.02/5,453,551.80
  6. Step 6: Final answer
    x = 2,423,268.90

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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.