Finding the Fourth Proportional to 7,556,912.84, 11,328,656.22 and 2,944,831.44
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Solution
The fourth proportional to 7,556,912.84, 11,328,656.22 and 2,944,831.44 is: 4,414,631.17
Step by Step Solution
- Step 1: Write the proportion equation
7,556,912.84 : 11,328,656.22 = 2,944,831.44 : x - Step 2: Convert to fraction form
7,556,912.84/11,328,656.22 = 2,944,831.44/x - Step 3: Cross multiply
7,556,912.84x = 11,328,656.22 × 2,944,831.44 - Step 4: Simplify right side
7,556,912.84x = 33,360,983,009,607.56 - Step 5: Solve for x
x = 33,360,983,009,607.56/7,556,912.84 - Step 6: Final answer
x = 4,414,631.17
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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.