Finding the Fourth Proportional to 10,966,135.08, 16,437,538.62 and 4,139,808.24
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Solution
The fourth proportional to 10,966,135.08, 16,437,538.62 and 4,139,808.24 is: 6,205,309.10
Step by Step Solution
- Step 1: Write the proportion equation
10,966,135.08 : 16,437,538.62 = 4,139,808.24 : x - Step 2: Convert to fraction form
10,966,135.08/16,437,538.62 = 4,139,808.24/x - Step 3: Cross multiply
10,966,135.08x = 16,437,538.62 × 4,139,808.24 - Step 4: Simplify right side
10,966,135.08x = 68,048,257,866,859.89 - Step 5: Solve for x
x = 68,048,257,866,859.89/10,966,135.08 - Step 6: Final answer
x = 6,205,309.10
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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.