Finding the Fourth Proportional to 18,354,697, 27,507,244.15 and 6,988,945.48
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Solution
The fourth proportional to 18,354,697, 27,507,244.15 and 6,988,945.48 is: 10,473,974.57
Step by Step Solution
- Step 1: Write the proportion equation
18,354,697 : 27,507,244.15 = 6,988,945.48 : x - Step 2: Convert to fraction form
18,354,697/27,507,244.15 = 6,988,945.48/x - Step 3: Cross multiply
18,354,697x = 27,507,244.15 × 6,988,945.48 - Step 4: Simplify right side
18,354,697x = 192,246,629,669,398.94 - Step 5: Solve for x
x = 192,246,629,669,398.94/18,354,697 - Step 6: Final answer
x = 10,473,974.57
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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.