Home / 10,998,725.60-16,500,421.20-3,322,647.20

Finding the Fourth Proportional to 10,998,725.60, 16,500,421.20 and 3,322,647.20

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Solution

The fourth proportional to 10,998,725.60, 16,500,421.20 and 3,322,647.20 is: 4,984,675.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998,725.60 : 16,500,421.20 = 3,322,647.20 : x
  2. Step 2: Convert to fraction form
    10,998,725.60/16,500,421.20 = 3,322,647.20/x
  3. Step 3: Cross multiply
    10,998,725.60x = 16,500,421.20 × 3,322,647.20
  4. Step 4: Simplify right side
    10,998,725.60x = 54,825,078,299,000.64
  5. Step 5: Solve for x
    x = 54,825,078,299,000.64/10,998,725.60
  6. Step 6: Final answer
    x = 4,984,675.52

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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.