Finding the Fourth Proportional to 5,071,581.80, 6,996,583.63 and 3,355,092.98
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Solution
The fourth proportional to 5,071,581.80, 6,996,583.63 and 3,355,092.98 is: 4,628,573.40
Step by Step Solution
- Step 1: Write the proportion equation
5,071,581.80 : 6,996,583.63 = 3,355,092.98 : x - Step 2: Convert to fraction form
5,071,581.80/6,996,583.63 = 3,355,092.98/x - Step 3: Cross multiply
5,071,581.80x = 6,996,583.63 × 3,355,092.98 - Step 4: Simplify right side
5,071,581.80x = 23,474,188,620,995.92 - Step 5: Solve for x
x = 23,474,188,620,995.92/5,071,581.80 - Step 6: Final answer
x = 4,628,573.40
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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.