Finding the Fourth Proportional to 10,606,213.82, 15,906,798.18 and 2,929,688.70
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Solution
The fourth proportional to 10,606,213.82, 15,906,798.18 and 2,929,688.70 is: 4,393,836.26
Step by Step Solution
- Step 1: Write the proportion equation
10,606,213.82 : 15,906,798.18 = 2,929,688.70 : x - Step 2: Convert to fraction form
10,606,213.82/15,906,798.18 = 2,929,688.70/x - Step 3: Cross multiply
10,606,213.82x = 15,906,798.18 × 2,929,688.70 - Step 4: Simplify right side
10,606,213.82x = 46,601,966,881,126.57 - Step 5: Solve for x
x = 46,601,966,881,126.57/10,606,213.82 - Step 6: Final answer
x = 4,393,836.26
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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.