Finding the Fourth Proportional to 6,413,418, 8,850,257.64 and 3,836,522.88
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Solution
The fourth proportional to 6,413,418, 8,850,257.64 and 3,836,522.88 is: 5,294,246.52
Step by Step Solution
- Step 1: Write the proportion equation
6,413,418 : 8,850,257.64 = 3,836,522.88 : x - Step 2: Convert to fraction form
6,413,418/8,850,257.64 = 3,836,522.88/x - Step 3: Cross multiply
6,413,418x = 8,850,257.64 × 3,836,522.88 - Step 4: Simplify right side
6,413,418x = 33,954,215,929,754.80 - Step 5: Solve for x
x = 33,954,215,929,754.80/6,413,418 - Step 6: Final answer
x = 5,294,246.52
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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.