Finding the Fourth Proportional to 7,244,696.65, 10,867,417.08 and 1,853,393.56
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Solution
The fourth proportional to 7,244,696.65, 10,867,417.08 and 1,853,393.56 is: 2,780,185.53
Step by Step Solution
- Step 1: Write the proportion equation
7,244,696.65 : 10,867,417.08 = 1,853,393.56 : x - Step 2: Convert to fraction form
7,244,696.65/10,867,417.08 = 1,853,393.56/x - Step 3: Cross multiply
7,244,696.65x = 10,867,417.08 × 1,853,393.56 - Step 4: Simplify right side
7,244,696.65x = 20,141,600,829,906.00 - Step 5: Solve for x
x = 20,141,600,829,906.00/7,244,696.65 - Step 6: Final answer
x = 2,780,185.53
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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.