Finding the Fourth Proportional to 8,999,599.63, 12,419,354.32 and 4,869,539.66
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Solution
The fourth proportional to 8,999,599.63, 12,419,354.32 and 4,869,539.66 is: 6,719,914.32
Step by Step Solution
- Step 1: Write the proportion equation
8,999,599.63 : 12,419,354.32 = 4,869,539.66 : x - Step 2: Convert to fraction form
8,999,599.63/12,419,354.32 = 4,869,539.66/x - Step 3: Cross multiply
8,999,599.63x = 12,419,354.32 × 4,869,539.66 - Step 4: Simplify right side
8,999,599.63x = 60,476,538,412,832.34 - Step 5: Solve for x
x = 60,476,538,412,832.34/8,999,599.63 - Step 6: Final answer
x = 6,719,914.32
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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.