Finding the Fourth Proportional to 62,382,187.80, 93,579,534.90 and 21,436,234.20
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Solution
The fourth proportional to 62,382,187.80, 93,579,534.90 and 21,436,234.20 is: 32,156,500.07
Step by Step Solution
- Step 1: Write the proportion equation
62,382,187.80 : 93,579,534.90 = 21,436,234.20 : x - Step 2: Convert to fraction form
62,382,187.80/93,579,534.90 = 21,436,234.20/x - Step 3: Cross multiply
62,382,187.80x = 93,579,534.90 × 21,436,234.20 - Step 4: Simplify right side
62,382,187.80x = 2,005,992,826,443,473.75 - Step 5: Solve for x
x = 2,005,992,826,443,473.75/62,382,187.80 - Step 6: Final answer
x = 32,156,500.07
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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.