Finding the Fourth Proportional to 10,989,407.04, 15,166,289.64 and 6,096,206.76
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Solution
The fourth proportional to 10,989,407.04, 15,166,289.64 and 6,096,206.76 is: 8,413,268.99
Step by Step Solution
- Step 1: Write the proportion equation
10,989,407.04 : 15,166,289.64 = 6,096,206.76 : x - Step 2: Convert to fraction form
10,989,407.04/15,166,289.64 = 6,096,206.76/x - Step 3: Cross multiply
10,989,407.04x = 15,166,289.64 × 6,096,206.76 - Step 4: Simplify right side
10,989,407.04x = 92,456,837,427,485.97 - Step 5: Solve for x
x = 92,456,837,427,485.97/10,989,407.04 - Step 6: Final answer
x = 8,413,268.99
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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.