Finding the Fourth Proportional to 19,324,691.68, 29,000,075.12 and 7,964,888.80
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Solution
The fourth proportional to 19,324,691.68, 29,000,075.12 and 7,964,888.80 is: 11,952,706.79
Step by Step Solution
- Step 1: Write the proportion equation
19,324,691.68 : 29,000,075.12 = 7,964,888.80 : x - Step 2: Convert to fraction form
19,324,691.68/29,000,075.12 = 7,964,888.80/x - Step 3: Cross multiply
19,324,691.68x = 29,000,075.12 × 7,964,888.80 - Step 4: Simplify right side
19,324,691.68x = 230,982,373,522,446.66 - Step 5: Solve for x
x = 230,982,373,522,446.66/19,324,691.68 - Step 6: Final answer
x = 11,952,706.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.