Finding the Fourth Proportional to 19,536,474.23, 29,322,275.39 and 10,446,341.84
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Solution
The fourth proportional to 19,536,474.23, 29,322,275.39 and 10,446,341.84 is: 15,678,904.42
Step by Step Solution
- Step 1: Write the proportion equation
19,536,474.23 : 29,322,275.39 = 10,446,341.84 : x - Step 2: Convert to fraction form
19,536,474.23/29,322,275.39 = 10,446,341.84/x - Step 3: Cross multiply
19,536,474.23x = 29,322,275.39 × 10,446,341.84 - Step 4: Simplify right side
19,536,474.23x = 306,310,512,198,327.62 - Step 5: Solve for x
x = 306,310,512,198,327.62/19,536,474.23 - Step 6: Final answer
x = 15,678,904.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.