Home / 8,449,571.60-12,674,357.40-4,188,093.20

Finding the Fourth Proportional to 8,449,571.60, 12,674,357.40 and 4,188,093.20

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Solution

The fourth proportional to 8,449,571.60, 12,674,357.40 and 4,188,093.20 is: 6,282,139.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,449,571.60 : 12,674,357.40 = 4,188,093.20 : x
  2. Step 2: Convert to fraction form
    8,449,571.60/12,674,357.40 = 4,188,093.20/x
  3. Step 3: Cross multiply
    8,449,571.60x = 12,674,357.40 × 4,188,093.20
  4. Step 4: Simplify right side
    8,449,571.60x = 53,081,390,041,309.69
  5. Step 5: Solve for x
    x = 53,081,390,041,309.69/8,449,571.60
  6. Step 6: Final answer
    x = 6,282,139.80

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1.5x scale

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.