Finding the Fourth Proportional to 7,776,396.24, 11,664,663.64 and 2,385,071.84
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Solution
The fourth proportional to 7,776,396.24, 11,664,663.64 and 2,385,071.84 is: 3,577,629.01
Step by Step Solution
- Step 1: Write the proportion equation
7,776,396.24 : 11,664,663.64 = 2,385,071.84 : x - Step 2: Convert to fraction form
7,776,396.24/11,664,663.64 = 2,385,071.84/x - Step 3: Cross multiply
7,776,396.24x = 11,664,663.64 × 2,385,071.84 - Step 4: Simplify right side
7,776,396.24x = 27,821,060,770,835.90 - Step 5: Solve for x
x = 27,821,060,770,835.90/7,776,396.24 - Step 6: Final answer
x = 3,577,629.01
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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.