Finding the Fourth Proportional to 19,261,631.97, 28,902,381.36 and 9,027,531.48
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Solution
The fourth proportional to 19,261,631.97, 28,902,381.36 and 9,027,531.48 is: 13,545,952.80
Step by Step Solution
- Step 1: Write the proportion equation
19,261,631.97 : 28,902,381.36 = 9,027,531.48 : x - Step 2: Convert to fraction form
19,261,631.97/28,902,381.36 = 9,027,531.48/x - Step 3: Cross multiply
19,261,631.97x = 28,902,381.36 × 9,027,531.48 - Step 4: Simplify right side
19,261,631.97x = 260,917,157,574,365.22 - Step 5: Solve for x
x = 260,917,157,574,365.22/19,261,631.97 - Step 6: Final answer
x = 13,545,952.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.