Finding the Fourth Proportional to 6,450,847.98, 8,901,991.17 and 3,660,479.52
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Solution
The fourth proportional to 6,450,847.98, 8,901,991.17 and 3,660,479.52 is: 5,051,360.14
Step by Step Solution
- Step 1: Write the proportion equation
6,450,847.98 : 8,901,991.17 = 3,660,479.52 : x - Step 2: Convert to fraction form
6,450,847.98/8,901,991.17 = 3,660,479.52/x - Step 3: Cross multiply
6,450,847.98x = 8,901,991.17 × 3,660,479.52 - Step 4: Simplify right side
6,450,847.98x = 32,585,556,365,005.84 - Step 5: Solve for x
x = 32,585,556,365,005.84/6,450,847.98 - Step 6: Final answer
x = 5,051,360.14
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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.