Finding the Fourth Proportional to 26,703,729.88, 36,849,174.89 and 14,941,436.99
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Solution
The fourth proportional to 26,703,729.88, 36,849,174.89 and 14,941,436.99 is: 20,618,079.46
Step by Step Solution
- Step 1: Write the proportion equation
26,703,729.88 : 36,849,174.89 = 14,941,436.99 : x - Step 2: Convert to fraction form
26,703,729.88/36,849,174.89 = 14,941,436.99/x - Step 3: Cross multiply
26,703,729.88x = 36,849,174.89 × 14,941,436.99 - Step 4: Simplify right side
26,703,729.88x = 550,579,624,493,472.06 - Step 5: Solve for x
x = 550,579,624,493,472.06/26,703,729.88 - Step 6: Final answer
x = 20,618,079.46
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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.