Finding the Fourth Proportional to 6,806,118.40, 9,392,861.76 and 3,750,331.84
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Solution
The fourth proportional to 6,806,118.40, 9,392,861.76 and 3,750,331.84 is: 5,175,688.47
Step by Step Solution
- Step 1: Write the proportion equation
6,806,118.40 : 9,392,861.76 = 3,750,331.84 : x - Step 2: Convert to fraction form
6,806,118.40/9,392,861.76 = 3,750,331.84/x - Step 3: Cross multiply
6,806,118.40x = 9,392,861.76 × 3,750,331.84 - Step 4: Simplify right side
6,806,118.40x = 35,226,348,527,246.44 - Step 5: Solve for x
x = 35,226,348,527,246.44/6,806,118.40 - Step 6: Final answer
x = 5,175,688.47
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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.