Finding the Fourth Proportional to 10,707,531.91, 14,776,412.49 and 6,123,853.28
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Solution
The fourth proportional to 10,707,531.91, 14,776,412.49 and 6,123,853.28 is: 8,450,928.08
Step by Step Solution
- Step 1: Write the proportion equation
10,707,531.91 : 14,776,412.49 = 6,123,853.28 : x - Step 2: Convert to fraction form
10,707,531.91/14,776,412.49 = 6,123,853.28/x - Step 3: Cross multiply
10,707,531.91x = 14,776,412.49 × 6,123,853.28 - Step 4: Simplify right side
10,707,531.91x = 90,488,582,093,519.47 - Step 5: Solve for x
x = 90,488,582,093,519.47/10,707,531.91 - Step 6: Final answer
x = 8,450,928.08
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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.