Finding the Fourth Proportional to 18,066,280.70, 27,090,454.35 and 6,551,288.30
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Solution
The fourth proportional to 18,066,280.70, 27,090,454.35 and 6,551,288.30 is: 9,823,680.90
Step by Step Solution
- Step 1: Write the proportion equation
18,066,280.70 : 27,090,454.35 = 6,551,288.30 : x - Step 2: Convert to fraction form
18,066,280.70/27,090,454.35 = 6,551,288.30/x - Step 3: Cross multiply
18,066,280.70x = 27,090,454.35 × 6,551,288.30 - Step 4: Simplify right side
18,066,280.70x = 177,477,376,624,839.12 - Step 5: Solve for x
x = 177,477,376,624,839.12/18,066,280.70 - Step 6: Final answer
x = 9,823,680.90
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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.