Home / 21,504,549.80-32,256,824.70-16,129,778.60

Finding the Fourth Proportional to 21,504,549.80, 32,256,824.70 and 16,129,778.60

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Solution

The fourth proportional to 21,504,549.80, 32,256,824.70 and 16,129,778.60 is: 24,194,667.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,549.80 : 32,256,824.70 = 16,129,778.60 : x
  2. Step 2: Convert to fraction form
    21,504,549.80/32,256,824.70 = 16,129,778.60/x
  3. Step 3: Cross multiply
    21,504,549.80x = 32,256,824.70 × 16,129,778.60
  4. Step 4: Simplify right side
    21,504,549.80x = 520,295,440,750,011.38
  5. Step 5: Solve for x
    x = 520,295,440,750,011.38/21,504,549.80
  6. Step 6: Final answer
    x = 24,194,667.90

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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.