Finding the Fourth Proportional to 68,012,475.75, 101,958,297.08 and 26,503,743.42
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Solution
The fourth proportional to 68,012,475.75, 101,958,297.08 and 26,503,743.42 is: 39,732,071.44
Step by Step Solution
- Step 1: Write the proportion equation
68,012,475.75 : 101,958,297.08 = 26,503,743.42 : x - Step 2: Convert to fraction form
68,012,475.75/101,958,297.08 = 26,503,743.42/x - Step 3: Cross multiply
68,012,475.75x = 101,958,297.08 × 26,503,743.42 - Step 4: Simplify right side
68,012,475.75x = 2,702,276,545,215,937 - Step 5: Solve for x
x = 2,702,276,545,215,937/68,012,475.75 - Step 6: Final answer
x = 39,732,071.44
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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.