Home / 10,867,682.40-16,301,523.60-8,157,333.30

Finding the Fourth Proportional to 10,867,682.40, 16,301,523.60 and 8,157,333.30

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Solution

The fourth proportional to 10,867,682.40, 16,301,523.60 and 8,157,333.30 is: 12,235,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,682.40 : 16,301,523.60 = 8,157,333.30 : x
  2. Step 2: Convert to fraction form
    10,867,682.40/16,301,523.60 = 8,157,333.30/x
  3. Step 3: Cross multiply
    10,867,682.40x = 16,301,523.60 × 8,157,333.30
  4. Step 4: Simplify right side
    10,867,682.40x = 132,976,961,303,015.88
  5. Step 5: Solve for x
    x = 132,976,961,303,015.88/10,867,682.40
  6. Step 6: Final answer
    x = 12,235,999.95

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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.