Finding the Fourth Proportional to 19,442,729.70, 29,136,713.31 and 14,876,098.74
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Solution
The fourth proportional to 19,442,729.70, 29,136,713.31 and 14,876,098.74 is: 22,293,198.07
Step by Step Solution
- Step 1: Write the proportion equation
19,442,729.70 : 29,136,713.31 = 14,876,098.74 : x - Step 2: Convert to fraction form
19,442,729.70/29,136,713.31 = 14,876,098.74/x - Step 3: Cross multiply
19,442,729.70x = 29,136,713.31 × 14,876,098.74 - Step 4: Simplify right side
19,442,729.70x = 433,440,624,158,632.19 - Step 5: Solve for x
x = 433,440,624,158,632.19/19,442,729.70 - Step 6: Final answer
x = 22,293,198.07
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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.