Finding the Fourth Proportional to 19,652,888.44, 29,479,331.94 and 7,677,226.36
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Solution
The fourth proportional to 19,652,888.44, 29,479,331.94 and 7,677,226.36 is: 11,515,839.26
Step by Step Solution
- Step 1: Write the proportion equation
19,652,888.44 : 29,479,331.94 = 7,677,226.36 : x - Step 2: Convert to fraction form
19,652,888.44/29,479,331.94 = 7,677,226.36/x - Step 3: Cross multiply
19,652,888.44x = 29,479,331.94 × 7,677,226.36 - Step 4: Simplify right side
19,652,888.44x = 226,319,504,244,957.97 - Step 5: Solve for x
x = 226,319,504,244,957.97/19,652,888.44 - Step 6: Final answer
x = 11,515,839.26
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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.