Finding the Fourth Proportional to 11,726,721.10, 16,183,844.67 and 6,501,368.99
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Solution
The fourth proportional to 11,726,721.10, 16,183,844.67 and 6,501,368.99 is: 8,972,426.73
Step by Step Solution
- Step 1: Write the proportion equation
11,726,721.10 : 16,183,844.67 = 6,501,368.99 : x - Step 2: Convert to fraction form
11,726,721.10/16,183,844.67 = 6,501,368.99/x - Step 3: Cross multiply
11,726,721.10x = 16,183,844.67 × 6,501,368.99 - Step 4: Simplify right side
11,726,721.10x = 105,217,145,876,514.78 - Step 5: Solve for x
x = 105,217,145,876,514.78/11,726,721.10 - Step 6: Final answer
x = 8,972,426.73
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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.