Finding the Fourth Proportional to 5,547,021.18, 8,305,579.98 and 3,623,168.31
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Solution
The fourth proportional to 5,547,021.18, 8,305,579.98 and 3,623,168.31 is: 5,424,986.35
Step by Step Solution
- Step 1: Write the proportion equation
5,547,021.18 : 8,305,579.98 = 3,623,168.31 : x - Step 2: Convert to fraction form
5,547,021.18/8,305,579.98 = 3,623,168.31/x - Step 3: Cross multiply
5,547,021.18x = 8,305,579.98 × 3,623,168.31 - Step 4: Simplify right side
5,547,021.18x = 30,092,514,179,706.44 - Step 5: Solve for x
x = 30,092,514,179,706.44/5,547,021.18 - Step 6: Final answer
x = 5,424,986.35
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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.