Home / 21,792,943.22-30,076,387.36-16,276,745.61

Finding the Fourth Proportional to 21,792,943.22, 30,076,387.36 and 16,276,745.61

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Solution

The fourth proportional to 21,792,943.22, 30,076,387.36 and 16,276,745.61 is: 22,463,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,792,943.22 : 30,076,387.36 = 16,276,745.61 : x
  2. Step 2: Convert to fraction form
    21,792,943.22/30,076,387.36 = 16,276,745.61/x
  3. Step 3: Cross multiply
    21,792,943.22x = 30,076,387.36 × 16,276,745.61
  4. Step 4: Simplify right side
    21,792,943.22x = 489,545,705,885,847.62
  5. Step 5: Solve for x
    x = 489,545,705,885,847.62/21,792,943.22
  6. Step 6: Final answer
    x = 22,463,496.60

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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.