Finding the Fourth Proportional to 41,392,603.70, 62,088,905.55 and 40,720,757.30
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Solution
The fourth proportional to 41,392,603.70, 62,088,905.55 and 40,720,757.30 is: 61,081,135.95
Step by Step Solution
- Step 1: Write the proportion equation
41,392,603.70 : 62,088,905.55 = 40,720,757.30 : x - Step 2: Convert to fraction form
41,392,603.70/62,088,905.55 = 40,720,757.30/x - Step 3: Cross multiply
41,392,603.70x = 62,088,905.55 × 40,720,757.30 - Step 4: Simplify right side
41,392,603.70x = 2,528,307,253,924,172.50 - Step 5: Solve for x
x = 2,528,307,253,924,172.50/41,392,603.70 - Step 6: Final answer
x = 61,081,135.95
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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.