Finding the Fourth Proportional to 7,999,208, 11,038,828.34 and 4,328,043.99
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Solution
The fourth proportional to 7,999,208, 11,038,828.34 and 4,328,043.99 is: 5,972,658.12
Step by Step Solution
- Step 1: Write the proportion equation
7,999,208 : 11,038,828.34 = 4,328,043.99 : x - Step 2: Convert to fraction form
7,999,208/11,038,828.34 = 4,328,043.99/x - Step 3: Cross multiply
7,999,208x = 11,038,828.34 × 4,328,043.99 - Step 4: Simplify right side
7,999,208x = 47,776,534,653,578.68 - Step 5: Solve for x
x = 47,776,534,653,578.68/7,999,208 - Step 6: Final answer
x = 5,972,658.12
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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.