Finding the Fourth Proportional to 11,894,324.70, 16,685,646.90 and 11,894,324.70
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Solution
The fourth proportional to 11,894,324.70, 16,685,646.90 and 11,894,324.70 is: 16,685,646.90
Step by Step Solution
- Step 1: Write the proportion equation
11,894,324.70 : 16,685,646.90 = 11,894,324.70 : x - Step 2: Convert to fraction form
11,894,324.70/16,685,646.90 = 11,894,324.70/x - Step 3: Cross multiply
11,894,324.70x = 16,685,646.90 × 11,894,324.70 - Step 4: Simplify right side
11,894,324.70x = 198,464,502,058,148.44 - Step 5: Solve for x
x = 198,464,502,058,148.44/11,894,324.70 - Step 6: Final answer
x = 16,685,646.90
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.