Home / 14,792,356.16-20,419,738.62-8,992,989.80

Finding the Fourth Proportional to 14,792,356.16, 20,419,738.62 and 8,992,989.80

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Solution

The fourth proportional to 14,792,356.16, 20,419,738.62 and 8,992,989.80 is: 12,414,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,792,356.16 : 20,419,738.62 = 8,992,989.80 : x
  2. Step 2: Convert to fraction form
    14,792,356.16/20,419,738.62 = 8,992,989.80/x
  3. Step 3: Cross multiply
    14,792,356.16x = 20,419,738.62 × 8,992,989.80
  4. Step 4: Simplify right side
    14,792,356.16x = 183,634,501,128,326.09
  5. Step 5: Solve for x
    x = 183,634,501,128,326.09/14,792,356.16
  6. Step 6: Final answer
    x = 12,414,148.17

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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.