Home / 10,867,200.30-16,300,800.45-3,293,181.90

Finding the Fourth Proportional to 10,867,200.30, 16,300,800.45 and 3,293,181.90

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Solution

The fourth proportional to 10,867,200.30, 16,300,800.45 and 3,293,181.90 is: 4,939,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,200.30 : 16,300,800.45 = 3,293,181.90 : x
  2. Step 2: Convert to fraction form
    10,867,200.30/16,300,800.45 = 3,293,181.90/x
  3. Step 3: Cross multiply
    10,867,200.30x = 16,300,800.45 × 3,293,181.90
  4. Step 4: Simplify right side
    10,867,200.30x = 53,681,500,997,451.85
  5. Step 5: Solve for x
    x = 53,681,500,997,451.85/10,867,200.30
  6. Step 6: Final answer
    x = 4,939,772.85

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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.