Finding the Fourth Proportional to 29,557,646.96, 40,788,734.66 and 16,326,586.73
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Solution
The fourth proportional to 29,557,646.96, 40,788,734.66 and 16,326,586.73 is: 22,530,237.78
Step by Step Solution
- Step 1: Write the proportion equation
29,557,646.96 : 40,788,734.66 = 16,326,586.73 : x - Step 2: Convert to fraction form
29,557,646.96/40,788,734.66 = 16,326,586.73/x - Step 3: Cross multiply
29,557,646.96x = 40,788,734.66 × 16,326,586.73 - Step 4: Simplify right side
29,557,646.96x = 665,940,814,115,010.62 - Step 5: Solve for x
x = 665,940,814,115,010.62/29,557,646.96 - Step 6: Final answer
x = 22,530,237.78
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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.