Home / 21,731,405.55-32,597,108.33-13,122,061.35

Finding the Fourth Proportional to 21,731,405.55, 32,597,108.33 and 13,122,061.35

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Solution

The fourth proportional to 21,731,405.55, 32,597,108.33 and 13,122,061.35 is: 19,683,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,731,405.55 : 32,597,108.33 = 13,122,061.35 : x
  2. Step 2: Convert to fraction form
    21,731,405.55/32,597,108.33 = 13,122,061.35/x
  3. Step 3: Cross multiply
    21,731,405.55x = 32,597,108.33 × 13,122,061.35
  4. Step 4: Simplify right side
    21,731,405.55x = 427,741,255,273,245.69
  5. Step 5: Solve for x
    x = 427,741,255,273,245.69/21,731,405.55
  6. Step 6: Final answer
    x = 19,683,092.03

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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.