Finding the Fourth Proportional to 11,846,386.44, 16,348,064.22 and 6,413,878.44
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Solution
The fourth proportional to 11,846,386.44, 16,348,064.22 and 6,413,878.44 is: 8,851,179.82
Step by Step Solution
- Step 1: Write the proportion equation
11,846,386.44 : 16,348,064.22 = 6,413,878.44 : x - Step 2: Convert to fraction form
11,846,386.44/16,348,064.22 = 6,413,878.44/x - Step 3: Cross multiply
11,846,386.44x = 16,348,064.22 × 6,413,878.44 - Step 4: Simplify right side
11,846,386.44x = 104,854,496,636,393.42 - Step 5: Solve for x
x = 104,854,496,636,393.42/11,846,386.44 - Step 6: Final answer
x = 8,851,179.82
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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.