Finding the Fourth Proportional to 7,519,690.24, 10,376,895.36 and 4,081,855.84
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Solution
The fourth proportional to 7,519,690.24, 10,376,895.36 and 4,081,855.84 is: 5,632,810.60
Step by Step Solution
- Step 1: Write the proportion equation
7,519,690.24 : 10,376,895.36 = 4,081,855.84 : x - Step 2: Convert to fraction form
7,519,690.24/10,376,895.36 = 4,081,855.84/x - Step 3: Cross multiply
7,519,690.24x = 10,376,895.36 × 4,081,855.84 - Step 4: Simplify right side
7,519,690.24x = 42,356,990,926,284.90 - Step 5: Solve for x
x = 42,356,990,926,284.90/7,519,690.24 - Step 6: Final answer
x = 5,632,810.60
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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.