Finding the Fourth Proportional to 8,789,515.22, 13,204,478.80 and 6,201,775.94
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Solution
The fourth proportional to 8,789,515.22, 13,204,478.80 and 6,201,775.94 is: 9,316,921.00
Step by Step Solution
- Step 1: Write the proportion equation
8,789,515.22 : 13,204,478.80 = 6,201,775.94 : x - Step 2: Convert to fraction form
8,789,515.22/13,204,478.80 = 6,201,775.94/x - Step 3: Cross multiply
8,789,515.22x = 13,204,478.80 × 6,201,775.94 - Step 4: Simplify right side
8,789,515.22x = 81,891,218,922,080.08 - Step 5: Solve for x
x = 81,891,218,922,080.08/8,789,515.22 - Step 6: Final answer
x = 9,316,921.00
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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.