Finding the Fourth Proportional to 7,931,946.41, 10,945,106.19 and 4,833,340.41
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Solution
The fourth proportional to 7,931,946.41, 10,945,106.19 and 4,833,340.41 is: 6,669,412.69
Step by Step Solution
- Step 1: Write the proportion equation
7,931,946.41 : 10,945,106.19 = 4,833,340.41 : x - Step 2: Convert to fraction form
7,931,946.41/10,945,106.19 = 4,833,340.41/x - Step 3: Cross multiply
7,931,946.41x = 10,945,106.19 × 4,833,340.41 - Step 4: Simplify right side
7,931,946.41x = 52,901,424,039,868.14 - Step 5: Solve for x
x = 52,901,424,039,868.14/7,931,946.41 - Step 6: Final answer
x = 6,669,412.69
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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.