Finding the Fourth Proportional to 8,053,543.42, 12,080,340.01 and 1,988,275.84
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Solution
The fourth proportional to 8,053,543.42, 12,080,340.01 and 1,988,275.84 is: 2,982,419.90
Step by Step Solution
- Step 1: Write the proportion equation
8,053,543.42 : 12,080,340.01 = 1,988,275.84 : x - Step 2: Convert to fraction form
8,053,543.42/12,080,340.01 = 1,988,275.84/x - Step 3: Cross multiply
8,053,543.42x = 12,080,340.01 × 1,988,275.84 - Step 4: Simplify right side
8,053,543.42x = 24,019,048,153,152.85 - Step 5: Solve for x
x = 24,019,048,153,152.85/8,053,543.42 - Step 6: Final answer
x = 2,982,419.90
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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.