Finding the Fourth Proportional to 18,066,248.70, 27,090,406.35 and 6,551,256.30
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Solution
The fourth proportional to 18,066,248.70, 27,090,406.35 and 6,551,256.30 is: 9,823,632.91
Step by Step Solution
- Step 1: Write the proportion equation
18,066,248.70 : 27,090,406.35 = 6,551,256.30 : x - Step 2: Convert to fraction form
18,066,248.70/27,090,406.35 = 6,551,256.30/x - Step 3: Cross multiply
18,066,248.70x = 27,090,406.35 × 6,551,256.30 - Step 4: Simplify right side
18,066,248.70x = 177,476,195,269,997.50 - Step 5: Solve for x
x = 177,476,195,269,997.50/18,066,248.70 - Step 6: Final answer
x = 9,823,632.91
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1.5x scale
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.