Finding the Fourth Proportional to 16,350,940.44, 22,564,809.36 and 9,382,893.96
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Solution
The fourth proportional to 16,350,940.44, 22,564,809.36 and 9,382,893.96 is: 12,948,687.22
Step by Step Solution
- Step 1: Write the proportion equation
16,350,940.44 : 22,564,809.36 = 9,382,893.96 : x - Step 2: Convert to fraction form
16,350,940.44/22,564,809.36 = 9,382,893.96/x - Step 3: Cross multiply
16,350,940.44x = 22,564,809.36 × 9,382,893.96 - Step 4: Simplify right side
16,350,940.44x = 211,723,213,452,495.47 - Step 5: Solve for x
x = 211,723,213,452,495.47/16,350,940.44 - Step 6: Final answer
x = 12,948,687.22
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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.