Finding the Fourth Proportional to 5,536,020.35, 7,639,929.29 and 3,088,845.28
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Solution
The fourth proportional to 5,536,020.35, 7,639,929.29 and 3,088,845.28 is: 4,262,729.91
Step by Step Solution
- Step 1: Write the proportion equation
5,536,020.35 : 7,639,929.29 = 3,088,845.28 : x - Step 2: Convert to fraction form
5,536,020.35/7,639,929.29 = 3,088,845.28/x - Step 3: Cross multiply
5,536,020.35x = 7,639,929.29 × 3,088,845.28 - Step 4: Simplify right side
5,536,020.35x = 23,598,559,526,950.25 - Step 5: Solve for x
x = 23,598,559,526,950.25/5,536,020.35 - Step 6: Final answer
x = 4,262,729.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.