Home / 13,365,781.52-20,014,758.12-11,201,114.48

Finding the Fourth Proportional to 13,365,781.52, 20,014,758.12 and 11,201,114.48

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Solution

The fourth proportional to 13,365,781.52, 20,014,758.12 and 11,201,114.48 is: 16,773,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,781.52 : 20,014,758.12 = 11,201,114.48 : x
  2. Step 2: Convert to fraction form
    13,365,781.52/20,014,758.12 = 11,201,114.48/x
  3. Step 3: Cross multiply
    13,365,781.52x = 20,014,758.12 × 11,201,114.48
  4. Step 4: Simplify right side
    13,365,781.52x = 224,187,596,991,629.59
  5. Step 5: Solve for x
    x = 224,187,596,991,629.59/13,365,781.52
  6. Step 6: Final answer
    x = 16,773,250.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.