Home / 49,356,271.04-68,182,600.76-39,420,108.37

Finding the Fourth Proportional to 49,356,271.04, 68,182,600.76 and 39,420,108.37

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Solution

The fourth proportional to 49,356,271.04, 68,182,600.76 and 39,420,108.37 is: 54,456,413.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,356,271.04 : 68,182,600.76 = 39,420,108.37 : x
  2. Step 2: Convert to fraction form
    49,356,271.04/68,182,600.76 = 39,420,108.37/x
  3. Step 3: Cross multiply
    49,356,271.04x = 68,182,600.76 × 39,420,108.37
  4. Step 4: Simplify right side
    49,356,271.04x = 2,687,765,510,907,644.50
  5. Step 5: Solve for x
    x = 2,687,765,510,907,644.50/49,356,271.04
  6. Step 6: Final answer
    x = 54,456,413.63

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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.