Finding the Fourth Proportional to 11,232,772.29, 16,845,944.36 and 3,660,399.81
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Solution
The fourth proportional to 11,232,772.29, 16,845,944.36 and 3,660,399.81 is: 5,489,552.35
Step by Step Solution
- Step 1: Write the proportion equation
11,232,772.29 : 16,845,944.36 = 3,660,399.81 : x - Step 2: Convert to fraction form
11,232,772.29/16,845,944.36 = 3,660,399.81/x - Step 3: Cross multiply
11,232,772.29x = 16,845,944.36 × 3,660,399.81 - Step 4: Simplify right side
11,232,772.29x = 61,662,891,516,312.58 - Step 5: Solve for x
x = 61,662,891,516,312.58/11,232,772.29 - Step 6: Final answer
x = 5,489,552.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.