Finding the Fourth Proportional to 11,636,608.84, 16,058,520.07 and 6,744,668.47
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Solution
The fourth proportional to 11,636,608.84, 16,058,520.07 and 6,744,668.47 is: 9,307,642.41
Step by Step Solution
- Step 1: Write the proportion equation
11,636,608.84 : 16,058,520.07 = 6,744,668.47 : x - Step 2: Convert to fraction form
11,636,608.84/16,058,520.07 = 6,744,668.47/x - Step 3: Cross multiply
11,636,608.84x = 16,058,520.07 × 6,744,668.47 - Step 4: Simplify right side
11,636,608.84x = 108,309,393,933,983.23 - Step 5: Solve for x
x = 108,309,393,933,983.23/11,636,608.84 - Step 6: Final answer
x = 9,307,642.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.