Finding the Fourth Proportional to 18,009,260.10, 27,008,316.93 and 6,493,245.28
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Solution
The fourth proportional to 18,009,260.10, 27,008,316.93 and 6,493,245.28 is: 9,737,858.49
Step by Step Solution
- Step 1: Write the proportion equation
18,009,260.10 : 27,008,316.93 = 6,493,245.28 : x - Step 2: Convert to fraction form
18,009,260.10/27,008,316.93 = 6,493,245.28/x - Step 3: Cross multiply
18,009,260.10x = 27,008,316.93 × 6,493,245.28 - Step 4: Simplify right side
18,009,260.10x = 175,371,626,426,466.59 - Step 5: Solve for x
x = 175,371,626,426,466.59/18,009,260.10 - Step 6: Final answer
x = 9,737,858.49
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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.