Finding the Fourth Proportional to 19,767,192.52, 27,278,737.06 and 11,065,381.96
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Solution
The fourth proportional to 19,767,192.52, 27,278,737.06 and 11,065,381.96 is: 15,270,233.48
Step by Step Solution
- Step 1: Write the proportion equation
19,767,192.52 : 27,278,737.06 = 11,065,381.96 : x - Step 2: Convert to fraction form
19,767,192.52/27,278,737.06 = 11,065,381.96/x - Step 3: Cross multiply
19,767,192.52x = 27,278,737.06 × 11,065,381.96 - Step 4: Simplify right side
19,767,192.52x = 301,849,644,955,307.44 - Step 5: Solve for x
x = 301,849,644,955,307.44/19,767,192.52 - Step 6: Final answer
x = 15,270,233.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.