Finding the Fourth Proportional to 39,949,553.27, 55,131,948.06 and 22,546,506.44
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Solution
The fourth proportional to 39,949,553.27, 55,131,948.06 and 22,546,506.44 is: 31,115,061.88
Step by Step Solution
- Step 1: Write the proportion equation
39,949,553.27 : 55,131,948.06 = 22,546,506.44 : x - Step 2: Convert to fraction form
39,949,553.27/55,131,948.06 = 22,546,506.44/x - Step 3: Cross multiply
39,949,553.27x = 55,131,948.06 × 22,546,506.44 - Step 4: Simplify right side
39,949,553.27x = 1,243,032,821,984,535.75 - Step 5: Solve for x
x = 1,243,032,821,984,535.75/39,949,553.27 - Step 6: Final answer
x = 31,115,061.88
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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.