Home / 7,275,546.20-10,906,320.90-5,655,416.60

Finding the Fourth Proportional to 7,275,546.20, 10,906,320.90 and 5,655,416.60

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Solution

The fourth proportional to 7,275,546.20, 10,906,320.90 and 5,655,416.60 is: 8,477,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,546.20 : 10,906,320.90 = 5,655,416.60 : x
  2. Step 2: Convert to fraction form
    7,275,546.20/10,906,320.90 = 5,655,416.60/x
  3. Step 3: Cross multiply
    7,275,546.20x = 10,906,320.90 × 5,655,416.60
  4. Step 4: Simplify right side
    7,275,546.20x = 61,679,788,262,786.94
  5. Step 5: Solve for x
    x = 61,679,788,262,786.94/7,275,546.20
  6. Step 6: Final answer
    x = 8,477,684.91

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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.