Home / 21,440,170.86-29,587,413.36-11,650,591.76

Finding the Fourth Proportional to 21,440,170.86, 29,587,413.36 and 11,650,591.76

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Solution

The fourth proportional to 21,440,170.86, 29,587,413.36 and 11,650,591.76 is: 16,077,804.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,440,170.86 : 29,587,413.36 = 11,650,591.76 : x
  2. Step 2: Convert to fraction form
    21,440,170.86/29,587,413.36 = 11,650,591.76/x
  3. Step 3: Cross multiply
    21,440,170.86x = 29,587,413.36 × 11,650,591.76
  4. Step 4: Simplify right side
    21,440,170.86x = 344,710,874,291,729.88
  5. Step 5: Solve for x
    x = 344,710,874,291,729.88/21,440,170.86
  6. Step 6: Final answer
    x = 16,077,804.44

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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.