Finding the Fourth Proportional to 5,818,644.59, 8,714,514.40 and 5,616,863.09
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Solution
The fourth proportional to 5,818,644.59, 8,714,514.40 and 5,616,863.09 is: 8,412,308.66
Step by Step Solution
- Step 1: Write the proportion equation
5,818,644.59 : 8,714,514.40 = 5,616,863.09 : x - Step 2: Convert to fraction form
5,818,644.59/8,714,514.40 = 5,616,863.09/x - Step 3: Cross multiply
5,818,644.59x = 8,714,514.40 × 5,616,863.09 - Step 4: Simplify right side
5,818,644.59x = 48,948,234,223,018.77 - Step 5: Solve for x
x = 48,948,234,223,018.77/5,818,644.59 - Step 6: Final answer
x = 8,412,308.66
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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.