Finding the Fourth Proportional to 33,101,942.10, 49,623,364.35 and 12,902,486.10
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Solution
The fourth proportional to 33,101,942.10, 49,623,364.35 and 12,902,486.10 is: 19,342,211.61
Step by Step Solution
- Step 1: Write the proportion equation
33,101,942.10 : 49,623,364.35 = 12,902,486.10 : x - Step 2: Convert to fraction form
33,101,942.10/49,623,364.35 = 12,902,486.10/x - Step 3: Cross multiply
33,101,942.10x = 49,623,364.35 × 12,902,486.10 - Step 4: Simplify right side
33,101,942.10x = 640,264,768,761,110.50 - Step 5: Solve for x
x = 640,264,768,761,110.50/33,101,942.10 - Step 6: Final answer
x = 19,342,211.61
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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.