Finding the Fourth Proportional to 9,378,331.44, 14,065,528.68 and 2,645,170.80
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Solution
The fourth proportional to 9,378,331.44, 14,065,528.68 and 2,645,170.80 is: 3,967,200.99
Step by Step Solution
- Step 1: Write the proportion equation
9,378,331.44 : 14,065,528.68 = 2,645,170.80 : x - Step 2: Convert to fraction form
9,378,331.44/14,065,528.68 = 2,645,170.80/x - Step 3: Cross multiply
9,378,331.44x = 14,065,528.68 × 2,645,170.80 - Step 4: Simplify right side
9,378,331.44x = 37,205,725,750,898.54 - Step 5: Solve for x
x = 37,205,725,750,898.54/9,378,331.44 - Step 6: Final answer
x = 3,967,200.99
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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.