Finding the Fourth Proportional to 7,295,964.70, 10,943,947.05 and 2,246,619.10
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Solution
The fourth proportional to 7,295,964.70, 10,943,947.05 and 2,246,619.10 is: 3,369,928.65
Step by Step Solution
- Step 1: Write the proportion equation
7,295,964.70 : 10,943,947.05 = 2,246,619.10 : x - Step 2: Convert to fraction form
7,295,964.70/10,943,947.05 = 2,246,619.10/x - Step 3: Cross multiply
7,295,964.70x = 10,943,947.05 × 2,246,619.10 - Step 4: Simplify right side
7,295,964.70x = 24,586,880,471,918.66 - Step 5: Solve for x
x = 24,586,880,471,918.66/7,295,964.70 - Step 6: Final answer
x = 3,369,928.65
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1.5x scale
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.