Home / 21,551,722.80-32,327,584.20-17,725,347.60

Finding the Fourth Proportional to 21,551,722.80, 32,327,584.20 and 17,725,347.60

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Solution

The fourth proportional to 21,551,722.80, 32,327,584.20 and 17,725,347.60 is: 26,588,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,551,722.80 : 32,327,584.20 = 17,725,347.60 : x
  2. Step 2: Convert to fraction form
    21,551,722.80/32,327,584.20 = 17,725,347.60/x
  3. Step 3: Cross multiply
    21,551,722.80x = 32,327,584.20 × 17,725,347.60
  4. Step 4: Simplify right side
    21,551,722.80x = 573,017,667,013,268
  5. Step 5: Solve for x
    x = 573,017,667,013,268/21,551,722.80
  6. Step 6: Final answer
    x = 26,588,021.40

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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.