Home / 21,946,865.76-32,915,004.48-9,160,439.04

Finding the Fourth Proportional to 21,946,865.76, 32,915,004.48 and 9,160,439.04

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Solution

The fourth proportional to 21,946,865.76, 32,915,004.48 and 9,160,439.04 is: 13,738,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,946,865.76 : 32,915,004.48 = 9,160,439.04 : x
  2. Step 2: Convert to fraction form
    21,946,865.76/32,915,004.48 = 9,160,439.04/x
  3. Step 3: Cross multiply
    21,946,865.76x = 32,915,004.48 × 9,160,439.04
  4. Step 4: Simplify right side
    21,946,865.76x = 301,515,892,040,366.88
  5. Step 5: Solve for x
    x = 301,515,892,040,366.88/21,946,865.76
  6. Step 6: Final answer
    x = 13,738,448.82

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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.