Finding the Fourth Proportional to 36,102,381.92, 49,820,994.52 and 19,582,465.12
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Solution
The fourth proportional to 36,102,381.92, 49,820,994.52 and 19,582,465.12 is: 27,023,643.19
Step by Step Solution
- Step 1: Write the proportion equation
36,102,381.92 : 49,820,994.52 = 19,582,465.12 : x - Step 2: Convert to fraction form
36,102,381.92/49,820,994.52 = 19,582,465.12/x - Step 3: Cross multiply
36,102,381.92x = 49,820,994.52 × 19,582,465.12 - Step 4: Simplify right side
36,102,381.92x = 975,617,887,431,611.25 - Step 5: Solve for x
x = 975,617,887,431,611.25/36,102,381.92 - Step 6: Final answer
x = 27,023,643.19
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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.