Home / 14,513,569.01-20,028,719.34-7,987,198.44

Finding the Fourth Proportional to 14,513,569.01, 20,028,719.34 and 7,987,198.44

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Solution

The fourth proportional to 14,513,569.01, 20,028,719.34 and 7,987,198.44 is: 11,022,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513,569.01 : 20,028,719.34 = 7,987,198.44 : x
  2. Step 2: Convert to fraction form
    14,513,569.01/20,028,719.34 = 7,987,198.44/x
  3. Step 3: Cross multiply
    14,513,569.01x = 20,028,719.34 × 7,987,198.44
  4. Step 4: Simplify right side
    14,513,569.01x = 159,973,355,867,645.84
  5. Step 5: Solve for x
    x = 159,973,355,867,645.84/14,513,569.01
  6. Step 6: Final answer
    x = 11,022,330.61

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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.