Home / 14,581,067.87-20,122,042.53-8,054,562.12

Finding the Fourth Proportional to 14,581,067.87, 20,122,042.53 and 8,054,562.12

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Solution

The fourth proportional to 14,581,067.87, 20,122,042.53 and 8,054,562.12 is: 11,115,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581,067.87 : 20,122,042.53 = 8,054,562.12 : x
  2. Step 2: Convert to fraction form
    14,581,067.87/20,122,042.53 = 8,054,562.12/x
  3. Step 3: Cross multiply
    14,581,067.87x = 20,122,042.53 × 8,054,562.12
  4. Step 4: Simplify right side
    14,581,067.87x = 162,074,241,539,166.97
  5. Step 5: Solve for x
    x = 162,074,241,539,166.97/14,581,067.87
  6. Step 6: Final answer
    x = 11,115,389.01

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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.