Finding the Fourth Proportional to 18,066,267.70, 27,090,434.85 and 6,551,275.30
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Solution
The fourth proportional to 18,066,267.70, 27,090,434.85 and 6,551,275.30 is: 9,823,661.40
Step by Step Solution
- Step 1: Write the proportion equation
18,066,267.70 : 27,090,434.85 = 6,551,275.30 : x - Step 2: Convert to fraction form
18,066,267.70/27,090,434.85 = 6,551,275.30/x - Step 3: Cross multiply
18,066,267.70x = 27,090,434.85 × 6,551,275.30 - Step 4: Simplify right side
18,066,267.70x = 177,476,896,699,064.22 - Step 5: Solve for x
x = 177,476,896,699,064.22/18,066,267.70 - Step 6: Final answer
x = 9,823,661.40
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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.