Home / 21,806,827.60-32,647,255.80-13,303,771.60

Finding the Fourth Proportional to 21,806,827.60, 32,647,255.80 and 13,303,771.60

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Solution

The fourth proportional to 21,806,827.60, 32,647,255.80 and 13,303,771.60 is: 19,917,231.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,806,827.60 : 32,647,255.80 = 13,303,771.60 : x
  2. Step 2: Convert to fraction form
    21,806,827.60/32,647,255.80 = 13,303,771.60/x
  3. Step 3: Cross multiply
    21,806,827.60x = 32,647,255.80 × 13,303,771.60
  4. Step 4: Simplify right side
    21,806,827.60x = 434,331,634,529,975.25
  5. Step 5: Solve for x
    x = 434,331,634,529,975.25/21,806,827.60
  6. Step 6: Final answer
    x = 19,917,231.54

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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.