Finding the Fourth Proportional to 14,634,778.44, 21,943,658.52 and 5,537,578.78
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Solution
The fourth proportional to 14,634,778.44, 21,943,658.52 and 5,537,578.78 is: 8,303,148.44
Step by Step Solution
- Step 1: Write the proportion equation
14,634,778.44 : 21,943,658.52 = 5,537,578.78 : x - Step 2: Convert to fraction form
14,634,778.44/21,943,658.52 = 5,537,578.78/x - Step 3: Cross multiply
14,634,778.44x = 21,943,658.52 × 5,537,578.78 - Step 4: Simplify right side
14,634,778.44x = 121,514,737,775,918.20 - Step 5: Solve for x
x = 121,514,737,775,918.20/14,634,778.44 - Step 6: Final answer
x = 8,303,148.44
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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.