Finding the Fourth Proportional to 19,424,304.30, 29,136,456.45 and 6,643,670.70
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Solution
The fourth proportional to 19,424,304.30, 29,136,456.45 and 6,643,670.70 is: 9,965,506.05
Step by Step Solution
- Step 1: Write the proportion equation
19,424,304.30 : 29,136,456.45 = 6,643,670.70 : x - Step 2: Convert to fraction form
19,424,304.30/29,136,456.45 = 6,643,670.70/x - Step 3: Cross multiply
19,424,304.30x = 29,136,456.45 × 6,643,670.70 - Step 4: Simplify right side
19,424,304.30x = 193,573,022,018,691 - Step 5: Solve for x
x = 193,573,022,018,691/19,424,304.30 - Step 6: Final answer
x = 9,965,506.05
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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.