Finding the Fourth Proportional to 5,626,715.84, 8,429,926.08 and 3,463,976.96
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Solution
The fourth proportional to 5,626,715.84, 8,429,926.08 and 3,463,976.96 is: 5,189,718.22
Step by Step Solution
- Step 1: Write the proportion equation
5,626,715.84 : 8,429,926.08 = 3,463,976.96 : x - Step 2: Convert to fraction form
5,626,715.84/8,429,926.08 = 3,463,976.96/x - Step 3: Cross multiply
5,626,715.84x = 8,429,926.08 × 3,463,976.96 - Step 4: Simplify right side
5,626,715.84x = 29,201,069,715,623.12 - Step 5: Solve for x
x = 29,201,069,715,623.12/5,626,715.84 - Step 6: Final answer
x = 5,189,718.22
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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.