Finding the Fourth Proportional to 7,557,701.99, 11,336,561.19 and 1,877,926.30
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Solution
The fourth proportional to 7,557,701.99, 11,336,561.19 and 1,877,926.30 is: 2,816,891.49
Step by Step Solution
- Step 1: Write the proportion equation
7,557,701.99 : 11,336,561.19 = 1,877,926.30 : x - Step 2: Convert to fraction form
7,557,701.99/11,336,561.19 = 1,877,926.30/x - Step 3: Cross multiply
7,557,701.99x = 11,336,561.19 × 1,877,926.30 - Step 4: Simplify right side
7,557,701.99x = 21,289,226,381,918.89 - Step 5: Solve for x
x = 21,289,226,381,918.89/7,557,701.99 - Step 6: Final answer
x = 2,816,891.49
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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.