Finding the Fourth Proportional to 10,516,343.23, 15,772,936.11 and 3,326,942.97
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Solution
The fourth proportional to 10,516,343.23, 15,772,936.11 and 3,326,942.97 is: 4,989,915.01
Step by Step Solution
- Step 1: Write the proportion equation
10,516,343.23 : 15,772,936.11 = 3,326,942.97 : x - Step 2: Convert to fraction form
10,516,343.23/15,772,936.11 = 3,326,942.97/x - Step 3: Cross multiply
10,516,343.23x = 15,772,936.11 × 3,326,942.97 - Step 4: Simplify right side
10,516,343.23x = 52,475,658,894,947.61 - Step 5: Solve for x
x = 52,475,658,894,947.61/10,516,343.23 - Step 6: Final answer
x = 4,989,915.01
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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.