Finding the Fourth Proportional to 8,419,759.02, 11,619,257.52 and 4,552,270.98
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Solution
The fourth proportional to 8,419,759.02, 11,619,257.52 and 4,552,270.98 is: 6,282,128.58
Step by Step Solution
- Step 1: Write the proportion equation
8,419,759.02 : 11,619,257.52 = 4,552,270.98 : x - Step 2: Convert to fraction form
8,419,759.02/11,619,257.52 = 4,552,270.98/x - Step 3: Cross multiply
8,419,759.02x = 11,619,257.52 × 4,552,270.98 - Step 4: Simplify right side
8,419,759.02x = 52,894,008,817,442.77 - Step 5: Solve for x
x = 52,894,008,817,442.77/8,419,759.02 - Step 6: Final answer
x = 6,282,128.58
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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.