Finding the Fourth Proportional to 8,696,186.70, 13,040,343.45 and 3,303,044.70
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Solution
The fourth proportional to 8,696,186.70, 13,040,343.45 and 3,303,044.70 is: 4,953,071.82
Step by Step Solution
- Step 1: Write the proportion equation
8,696,186.70 : 13,040,343.45 = 3,303,044.70 : x - Step 2: Convert to fraction form
8,696,186.70/13,040,343.45 = 3,303,044.70/x - Step 3: Cross multiply
8,696,186.70x = 13,040,343.45 × 3,303,044.70 - Step 4: Simplify right side
8,696,186.70x = 43,072,837,318,702.22 - Step 5: Solve for x
x = 43,072,837,318,702.22/8,696,186.70 - Step 6: Final answer
x = 4,953,071.82
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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.