Finding the Fourth Proportional to 16,214,946.36, 22,375,641.38 and 9,244,649.31
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Solution
The fourth proportional to 16,214,946.36, 22,375,641.38 and 9,244,649.31 is: 12,757,054.70
Step by Step Solution
- Step 1: Write the proportion equation
16,214,946.36 : 22,375,641.38 = 9,244,649.31 : x - Step 2: Convert to fraction form
16,214,946.36/22,375,641.38 = 9,244,649.31/x - Step 3: Cross multiply
16,214,946.36x = 22,375,641.38 × 9,244,649.31 - Step 4: Simplify right side
16,214,946.36x = 206,854,957,644,424.44 - Step 5: Solve for x
x = 206,854,957,644,424.44/16,214,946.36 - Step 6: Final answer
x = 12,757,054.70
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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.