Finding the Fourth Proportional to 18,009,259.10, 27,008,315.43 and 6,493,244.28
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Solution
The fourth proportional to 18,009,259.10, 27,008,315.43 and 6,493,244.28 is: 9,737,857.00
Step by Step Solution
- Step 1: Write the proportion equation
18,009,259.10 : 27,008,315.43 = 6,493,244.28 : x - Step 2: Convert to fraction form
18,009,259.10/27,008,315.43 = 6,493,244.28/x - Step 3: Cross multiply
18,009,259.10x = 27,008,315.43 × 6,493,244.28 - Step 4: Simplify right side
18,009,259.10x = 175,371,589,678,283.25 - Step 5: Solve for x
x = 175,371,589,678,283.25/18,009,259.10 - Step 6: Final answer
x = 9,737,857.00
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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.