Home / 14,942,212.72-20,625,413.34-8,749,250.17

Finding the Fourth Proportional to 14,942,212.72, 20,625,413.34 and 8,749,250.17

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Solution

The fourth proportional to 14,942,212.72, 20,625,413.34 and 8,749,250.17 is: 12,076,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,942,212.72 : 20,625,413.34 = 8,749,250.17 : x
  2. Step 2: Convert to fraction form
    14,942,212.72/20,625,413.34 = 8,749,250.17/x
  3. Step 3: Cross multiply
    14,942,212.72x = 20,625,413.34 × 8,749,250.17
  4. Step 4: Simplify right side
    14,942,212.72x = 180,456,901,171,315.25
  5. Step 5: Solve for x
    x = 180,456,901,171,315.25/14,942,212.72
  6. Step 6: Final answer
    x = 12,076,986.49

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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.