Finding the Fourth Proportional to 11,368,577.97, 17,022,309.12 and 8,660,000.34
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Solution
The fourth proportional to 11,368,577.97, 17,022,309.12 and 8,660,000.34 is: 12,966,723.12
Step by Step Solution
- Step 1: Write the proportion equation
11,368,577.97 : 17,022,309.12 = 8,660,000.34 : x - Step 2: Convert to fraction form
11,368,577.97/17,022,309.12 = 8,660,000.34/x - Step 3: Cross multiply
11,368,577.97x = 17,022,309.12 × 8,660,000.34 - Step 4: Simplify right side
11,368,577.97x = 147,413,202,766,785.09 - Step 5: Solve for x
x = 147,413,202,766,785.09/11,368,577.97 - Step 6: Final answer
x = 12,966,723.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.