Finding the Fourth Proportional to 7,797,853.84, 10,760,316.12 and 4,313,117.60
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Solution
The fourth proportional to 7,797,853.84, 10,760,316.12 and 4,313,117.60 is: 5,951,702.84
Step by Step Solution
- Step 1: Write the proportion equation
7,797,853.84 : 10,760,316.12 = 4,313,117.60 : x - Step 2: Convert to fraction form
7,797,853.84/10,760,316.12 = 4,313,117.60/x - Step 3: Cross multiply
7,797,853.84x = 10,760,316.12 × 4,313,117.60 - Step 4: Simplify right side
7,797,853.84x = 46,410,508,838,735.70 - Step 5: Solve for x
x = 46,410,508,838,735.70/7,797,853.84 - Step 6: Final answer
x = 5,951,702.84
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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.