Finding the Fourth Proportional to 66,229,071.84, 99,344,059.74 and 25,277,467.68
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Solution
The fourth proportional to 66,229,071.84, 99,344,059.74 and 25,277,467.68 is: 37,916,374.03
Step by Step Solution
- Step 1: Write the proportion equation
66,229,071.84 : 99,344,059.74 = 25,277,467.68 : x - Step 2: Convert to fraction form
66,229,071.84/99,344,059.74 = 25,277,467.68/x - Step 3: Cross multiply
66,229,071.84x = 99,344,059.74 × 25,277,467.68 - Step 4: Simplify right side
66,229,071.84x = 2,511,166,259,277,839 - Step 5: Solve for x
x = 2,511,166,259,277,839/66,229,071.84 - Step 6: Final answer
x = 37,916,374.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.