Finding the Fourth Proportional to 7,516,812.06, 10,373,200.66 and 4,079,053.09
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Solution
The fourth proportional to 7,516,812.06, 10,373,200.66 and 4,079,053.09 is: 5,629,093.28
Step by Step Solution
- Step 1: Write the proportion equation
7,516,812.06 : 10,373,200.66 = 4,079,053.09 : x - Step 2: Convert to fraction form
7,516,812.06/10,373,200.66 = 4,079,053.09/x - Step 3: Cross multiply
7,516,812.06x = 10,373,200.66 × 4,079,053.09 - Step 4: Simplify right side
7,516,812.06x = 42,312,836,223,428.36 - Step 5: Solve for x
x = 42,312,836,223,428.36/7,516,812.06 - Step 6: Final answer
x = 5,629,093.28
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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.