Finding the Fourth Proportional to 49,244,197.77, 67,954,881.83 and 27,216,558.09
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Solution
The fourth proportional to 49,244,197.77, 67,954,881.83 and 27,216,558.09 is: 37,557,683.39
Step by Step Solution
- Step 1: Write the proportion equation
49,244,197.77 : 67,954,881.83 = 27,216,558.09 : x - Step 2: Convert to fraction form
49,244,197.77/67,954,881.83 = 27,216,558.09/x - Step 3: Cross multiply
49,244,197.77x = 67,954,881.83 × 27,216,558.09 - Step 4: Simplify right side
49,244,197.77x = 1,849,497,988,689,197.75 - Step 5: Solve for x
x = 1,849,497,988,689,197.75/49,244,197.77 - Step 6: Final answer
x = 37,557,683.39
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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.