Home / 21,681,668.55-32,493,604.86-11,444,121.66

Finding the Fourth Proportional to 21,681,668.55, 32,493,604.86 and 11,444,121.66

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Solution

The fourth proportional to 21,681,668.55, 32,493,604.86 and 11,444,121.66 is: 17,150,929.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,681,668.55 : 32,493,604.86 = 11,444,121.66 : x
  2. Step 2: Convert to fraction form
    21,681,668.55/32,493,604.86 = 11,444,121.66/x
  3. Step 3: Cross multiply
    21,681,668.55x = 32,493,604.86 × 11,444,121.66
  4. Step 4: Simplify right side
    21,681,668.55x = 371,860,767,189,807.25
  5. Step 5: Solve for x
    x = 371,860,767,189,807.25/21,681,668.55
  6. Step 6: Final answer
    x = 17,150,929.43

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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.