Home / 14,892,020.25-20,551,865.79-11,214,448.53

Finding the Fourth Proportional to 14,892,020.25, 20,551,865.79 and 11,214,448.53

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Solution

The fourth proportional to 14,892,020.25, 20,551,865.79 and 11,214,448.53 is: 15,476,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,892,020.25 : 20,551,865.79 = 11,214,448.53 : x
  2. Step 2: Convert to fraction form
    14,892,020.25/20,551,865.79 = 11,214,448.53/x
  3. Step 3: Cross multiply
    14,892,020.25x = 20,551,865.79 × 11,214,448.53
  4. Step 4: Simplify right side
    14,892,020.25x = 230,477,841,097,422.75
  5. Step 5: Solve for x
    x = 230,477,841,097,422.75/14,892,020.25
  6. Step 6: Final answer
    x = 15,476,600.03

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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.