Finding the Fourth Proportional to 16,490,832.14, 22,747,893.39 and 10,285,104.98
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Solution
The fourth proportional to 16,490,832.14, 22,747,893.39 and 10,285,104.98 is: 14,187,547.94
Step by Step Solution
- Step 1: Write the proportion equation
16,490,832.14 : 22,747,893.39 = 10,285,104.98 : x - Step 2: Convert to fraction form
16,490,832.14/22,747,893.39 = 10,285,104.98/x - Step 3: Cross multiply
16,490,832.14x = 22,747,893.39 × 10,285,104.98 - Step 4: Simplify right side
16,490,832.14x = 233,964,471,476,258.62 - Step 5: Solve for x
x = 233,964,471,476,258.62/16,490,832.14 - Step 6: Final answer
x = 14,187,547.94
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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.