Finding the Fourth Proportional to 36,165,671.24, 49,902,710.07 and 21,293,528.06
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Solution
The fourth proportional to 36,165,671.24, 49,902,710.07 and 21,293,528.06 is: 29,381,585.38
Step by Step Solution
- Step 1: Write the proportion equation
36,165,671.24 : 49,902,710.07 = 21,293,528.06 : x - Step 2: Convert to fraction form
36,165,671.24/49,902,710.07 = 21,293,528.06/x - Step 3: Cross multiply
36,165,671.24x = 49,902,710.07 × 21,293,528.06 - Step 4: Simplify right side
36,165,671.24x = 1,062,604,757,350,197 - Step 5: Solve for x
x = 1,062,604,757,350,197/36,165,671.24 - Step 6: Final answer
x = 29,381,585.38
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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.