Home / 13,869,064.92-19,140,926.22-8,068,091.16

Finding the Fourth Proportional to 13,869,064.92, 19,140,926.22 and 8,068,091.16

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Solution

The fourth proportional to 13,869,064.92, 19,140,926.22 and 8,068,091.16 is: 11,134,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,869,064.92 : 19,140,926.22 = 8,068,091.16 : x
  2. Step 2: Convert to fraction form
    13,869,064.92/19,140,926.22 = 8,068,091.16/x
  3. Step 3: Cross multiply
    13,869,064.92x = 19,140,926.22 × 8,068,091.16
  4. Step 4: Simplify right side
    13,869,064.92x = 154,430,737,629,794.22
  5. Step 5: Solve for x
    x = 154,430,737,629,794.22/13,869,064.92
  6. Step 6: Final answer
    x = 11,134,906.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.