Finding the Fourth Proportional to 11,849,072.58, 16,351,625.52 and 6,416,564.58
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Solution
The fourth proportional to 11,849,072.58, 16,351,625.52 and 6,416,564.58 is: 8,854,807.87
Step by Step Solution
- Step 1: Write the proportion equation
11,849,072.58 : 16,351,625.52 = 6,416,564.58 : x - Step 2: Convert to fraction form
11,849,072.58/16,351,625.52 = 6,416,564.58/x - Step 3: Cross multiply
11,849,072.58x = 16,351,625.52 × 6,416,564.58 - Step 4: Simplify right side
11,849,072.58x = 104,921,261,137,056.08 - Step 5: Solve for x
x = 104,921,261,137,056.08/11,849,072.58 - Step 6: Final answer
x = 8,854,807.87
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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.