Home / 14,027,200.80-21,040,801.20-11,505,703.20

Finding the Fourth Proportional to 14,027,200.80, 21,040,801.20 and 11,505,703.20

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Solution

The fourth proportional to 14,027,200.80, 21,040,801.20 and 11,505,703.20 is: 17,258,554.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027,200.80 : 21,040,801.20 = 11,505,703.20 : x
  2. Step 2: Convert to fraction form
    14,027,200.80/21,040,801.20 = 11,505,703.20/x
  3. Step 3: Cross multiply
    14,027,200.80x = 21,040,801.20 × 11,505,703.20
  4. Step 4: Simplify right side
    14,027,200.80x = 242,089,213,697,403.81
  5. Step 5: Solve for x
    x = 242,089,213,697,403.81/14,027,200.80
  6. Step 6: Final answer
    x = 17,258,554.80

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1.5x scale

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.