Finding the Fourth Proportional to 16,256,294.49, 22,433,675.25 and 8,914,252.70
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Solution
The fourth proportional to 16,256,294.49, 22,433,675.25 and 8,914,252.70 is: 12,301,662.62
Step by Step Solution
- Step 1: Write the proportion equation
16,256,294.49 : 22,433,675.25 = 8,914,252.70 : x - Step 2: Convert to fraction form
16,256,294.49/22,433,675.25 = 8,914,252.70/x - Step 3: Cross multiply
16,256,294.49x = 22,433,675.25 × 8,914,252.70 - Step 4: Simplify right side
16,256,294.49x = 199,979,450,257,748.31 - Step 5: Solve for x
x = 199,979,450,257,748.31/16,256,294.49 - Step 6: Final answer
x = 12,301,662.62
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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.