Finding the Fourth Proportional to 8,218,192.84, 11,341,440.73 and 4,547,049.95
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Solution
The fourth proportional to 8,218,192.84, 11,341,440.73 and 4,547,049.95 is: 6,275,114.07
Step by Step Solution
- Step 1: Write the proportion equation
8,218,192.84 : 11,341,440.73 = 4,547,049.95 : x - Step 2: Convert to fraction form
8,218,192.84/11,341,440.73 = 4,547,049.95/x - Step 3: Cross multiply
8,218,192.84x = 11,341,440.73 × 4,547,049.95 - Step 4: Simplify right side
8,218,192.84x = 51,570,097,504,274.47 - Step 5: Solve for x
x = 51,570,097,504,274.47/8,218,192.84 - Step 6: Final answer
x = 6,275,114.07
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1.5x scale
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.