Finding the Fourth Proportional to 39,949,552.27, 55,131,946.68 and 22,546,505.44
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Solution
The fourth proportional to 39,949,552.27, 55,131,946.68 and 22,546,505.44 is: 31,115,060.50
Step by Step Solution
- Step 1: Write the proportion equation
39,949,552.27 : 55,131,946.68 = 22,546,505.44 : x - Step 2: Convert to fraction form
39,949,552.27/55,131,946.68 = 22,546,505.44/x - Step 3: Cross multiply
39,949,552.27x = 55,131,946.68 × 22,546,505.44 - Step 4: Simplify right side
39,949,552.27x = 1,243,032,735,738,410 - Step 5: Solve for x
x = 1,243,032,735,738,410/39,949,552.27 - Step 6: Final answer
x = 31,115,060.50
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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.