Finding the Fourth Proportional to 5,514,203.13, 8,263,737.81 and 3,488,821.28
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Solution
The fourth proportional to 5,514,203.13, 8,263,737.81 and 3,488,821.28 is: 5,228,444.37
Step by Step Solution
- Step 1: Write the proportion equation
5,514,203.13 : 8,263,737.81 = 3,488,821.28 : x - Step 2: Convert to fraction form
5,514,203.13/8,263,737.81 = 3,488,821.28/x - Step 3: Cross multiply
5,514,203.13x = 8,263,737.81 × 3,488,821.28 - Step 4: Simplify right side
5,514,203.13x = 28,830,704,323,868.59 - Step 5: Solve for x
x = 28,830,704,323,868.59/5,514,203.13 - Step 6: Final answer
x = 5,228,444.37
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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.