Home / 14,892,021.25-20,551,867.17-11,214,449.53

Finding the Fourth Proportional to 14,892,021.25, 20,551,867.17 and 11,214,449.53

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Solution

The fourth proportional to 14,892,021.25, 20,551,867.17 and 11,214,449.53 is: 15,476,601.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,892,021.25 : 20,551,867.17 = 11,214,449.53 : x
  2. Step 2: Convert to fraction form
    14,892,021.25/20,551,867.17 = 11,214,449.53/x
  3. Step 3: Cross multiply
    14,892,021.25x = 20,551,867.17 × 11,214,449.53
  4. Step 4: Simplify right side
    14,892,021.25x = 230,477,877,125,228.94
  5. Step 5: Solve for x
    x = 230,477,877,125,228.94/14,892,021.25
  6. Step 6: Final answer
    x = 15,476,601.41

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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.