Finding the Fourth Proportional to 5,514,451.89, 8,257,506.08 and 3,378,059.07
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Solution
The fourth proportional to 5,514,451.89, 8,257,506.08 and 3,378,059.07 is: 5,058,407.23
Step by Step Solution
- Step 1: Write the proportion equation
5,514,451.89 : 8,257,506.08 = 3,378,059.07 : x - Step 2: Convert to fraction form
5,514,451.89/8,257,506.08 = 3,378,059.07/x - Step 3: Cross multiply
5,514,451.89x = 8,257,506.08 × 3,378,059.07 - Step 4: Simplify right side
5,514,451.89x = 27,894,343,292,233.85 - Step 5: Solve for x
x = 27,894,343,292,233.85/5,514,451.89 - Step 6: Final answer
x = 5,058,407.23
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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.