Finding the Fourth Proportional to 15,485,591.68, 23,226,877.92 and 4,702,986.12
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Solution
The fourth proportional to 15,485,591.68, 23,226,877.92 and 4,702,986.12 is: 7,054,020.71
Step by Step Solution
- Step 1: Write the proportion equation
15,485,591.68 : 23,226,877.92 = 4,702,986.12 : x - Step 2: Convert to fraction form
15,485,591.68/23,226,877.92 = 4,702,986.12/x - Step 3: Cross multiply
15,485,591.68x = 23,226,877.92 × 4,702,986.12 - Step 4: Simplify right side
15,485,591.68x = 109,235,684,468,694.48 - Step 5: Solve for x
x = 109,235,684,468,694.48/15,485,591.68 - Step 6: Final answer
x = 7,054,020.71
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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.