Home / 21,282,960.89-29,370,485.51-11,493,404.27

Finding the Fourth Proportional to 21,282,960.89, 29,370,485.51 and 11,493,404.27

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Solution

The fourth proportional to 21,282,960.89, 29,370,485.51 and 11,493,404.27 is: 15,860,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,282,960.89 : 29,370,485.51 = 11,493,404.27 : x
  2. Step 2: Convert to fraction form
    21,282,960.89/29,370,485.51 = 11,493,404.27/x
  3. Step 3: Cross multiply
    21,282,960.89x = 29,370,485.51 × 11,493,404.27
  4. Step 4: Simplify right side
    21,282,960.89x = 337,566,863,674,766.88
  5. Step 5: Solve for x
    x = 337,566,863,674,766.88/21,282,960.89
  6. Step 6: Final answer
    x = 15,860,897.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.