Home / 10,867,376.40-16,301,064.60-8,157,027.30

Finding the Fourth Proportional to 10,867,376.40, 16,301,064.60 and 8,157,027.30

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Solution

The fourth proportional to 10,867,376.40, 16,301,064.60 and 8,157,027.30 is: 12,235,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,376.40 : 16,301,064.60 = 8,157,027.30 : x
  2. Step 2: Convert to fraction form
    10,867,376.40/16,301,064.60 = 8,157,027.30/x
  3. Step 3: Cross multiply
    10,867,376.40x = 16,301,064.60 × 8,157,027.30
  4. Step 4: Simplify right side
    10,867,376.40x = 132,968,228,961,263.58
  5. Step 5: Solve for x
    x = 132,968,228,961,263.58/10,867,376.40
  6. Step 6: Final answer
    x = 12,235,540.95

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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.