Finding the Fourth Proportional to 8,408,136.09, 11,603,227.71 and 4,540,657.14
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Solution
The fourth proportional to 8,408,136.09, 11,603,227.71 and 4,540,657.14 is: 6,266,106.80
Step by Step Solution
- Step 1: Write the proportion equation
8,408,136.09 : 11,603,227.71 = 4,540,657.14 : x - Step 2: Convert to fraction form
8,408,136.09/11,603,227.71 = 4,540,657.14/x - Step 3: Cross multiply
8,408,136.09x = 11,603,227.71 × 4,540,657.14 - Step 4: Simplify right side
8,408,136.09x = 52,686,278,748,457.35 - Step 5: Solve for x
x = 52,686,278,748,457.35/8,408,136.09 - Step 6: Final answer
x = 6,266,106.80
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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.