Home / 7,382,665.60-11,073,998.40-4,533,539.20

Finding the Fourth Proportional to 7,382,665.60, 11,073,998.40 and 4,533,539.20

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Solution

The fourth proportional to 7,382,665.60, 11,073,998.40 and 4,533,539.20 is: 6,800,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,382,665.60 : 11,073,998.40 = 4,533,539.20 : x
  2. Step 2: Convert to fraction form
    7,382,665.60/11,073,998.40 = 4,533,539.20/x
  3. Step 3: Cross multiply
    7,382,665.60x = 11,073,998.40 × 4,533,539.20
  4. Step 4: Simplify right side
    7,382,665.60x = 50,204,405,847,137.28
  5. Step 5: Solve for x
    x = 50,204,405,847,137.28/7,382,665.60
  6. Step 6: Final answer
    x = 6,800,308.80

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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.