Finding the Fourth Proportional to 6,876,515.63, 10,315,116.06 and 2,617,013.99
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Solution
The fourth proportional to 6,876,515.63, 10,315,116.06 and 2,617,013.99 is: 3,925,651.37
Step by Step Solution
- Step 1: Write the proportion equation
6,876,515.63 : 10,315,116.06 = 2,617,013.99 : x - Step 2: Convert to fraction form
6,876,515.63/10,315,116.06 = 2,617,013.99/x - Step 3: Cross multiply
6,876,515.63x = 10,315,116.06 × 2,617,013.99 - Step 4: Simplify right side
6,876,515.63x = 26,994,802,985,918.10 - Step 5: Solve for x
x = 26,994,802,985,918.10/6,876,515.63 - Step 6: Final answer
x = 3,925,651.37
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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.