Finding the Fourth Proportional to 29,661,577.50, 40,933,304.39 and 16,430,957.08
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Solution
The fourth proportional to 29,661,577.50, 40,933,304.39 and 16,430,957.08 is: 22,674,902.15
Step by Step Solution
- Step 1: Write the proportion equation
29,661,577.50 : 40,933,304.39 = 16,430,957.08 : x - Step 2: Convert to fraction form
29,661,577.50/40,933,304.39 = 16,430,957.08/x - Step 3: Cross multiply
29,661,577.50x = 40,933,304.39 × 16,430,957.08 - Step 4: Simplify right side
29,661,577.50x = 672,573,367,513,409.75 - Step 5: Solve for x
x = 672,573,367,513,409.75/29,661,577.50 - Step 6: Final answer
x = 22,674,902.15
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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.