Finding the Fourth Proportional to 70,802,101.62, 106,219,582.18 and 22,278,694.31
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Solution
The fourth proportional to 70,802,101.62, 106,219,582.18 and 22,278,694.31 is: 33,423,211.27
Step by Step Solution
- Step 1: Write the proportion equation
70,802,101.62 : 106,219,582.18 = 22,278,694.31 : x - Step 2: Convert to fraction form
70,802,101.62/106,219,582.18 = 22,278,694.31/x - Step 3: Cross multiply
70,802,101.62x = 106,219,582.18 × 22,278,694.31 - Step 4: Simplify right side
70,802,101.62x = 2,366,433,601,124,143.50 - Step 5: Solve for x
x = 2,366,433,601,124,143.50/70,802,101.62 - Step 6: Final answer
x = 33,423,211.27
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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.