Finding the Fourth Proportional to 7,792,972.73, 10,754,634.49 and 4,355,213.66
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Solution
The fourth proportional to 7,792,972.73, 10,754,634.49 and 4,355,213.66 is: 6,010,380.46
Step by Step Solution
- Step 1: Write the proportion equation
7,792,972.73 : 10,754,634.49 = 4,355,213.66 : x - Step 2: Convert to fraction form
7,792,972.73/10,754,634.49 = 4,355,213.66/x - Step 3: Cross multiply
7,792,972.73x = 10,754,634.49 × 4,355,213.66 - Step 4: Simplify right side
7,792,972.73x = 46,838,731,039,155.13 - Step 5: Solve for x
x = 46,838,731,039,155.13/7,792,972.73 - Step 6: Final answer
x = 6,010,380.46
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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.