Home / 21,571,961.70-32,357,942.55-15,548,963.70

Finding the Fourth Proportional to 21,571,961.70, 32,357,942.55 and 15,548,963.70

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Solution

The fourth proportional to 21,571,961.70, 32,357,942.55 and 15,548,963.70 is: 23,323,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,571,961.70 : 32,357,942.55 = 15,548,963.70 : x
  2. Step 2: Convert to fraction form
    21,571,961.70/32,357,942.55 = 15,548,963.70/x
  3. Step 3: Cross multiply
    21,571,961.70x = 32,357,942.55 × 15,548,963.70
  4. Step 4: Simplify right side
    21,571,961.70x = 503,132,474,116,635.44
  5. Step 5: Solve for x
    x = 503,132,474,116,635.44/21,571,961.70
  6. Step 6: Final answer
    x = 23,323,445.55

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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.