Finding the Fourth Proportional to 27,110,528.40, 40,697,285.40 and 16,339,990.80
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Solution
The fourth proportional to 27,110,528.40, 40,697,285.40 and 16,339,990.80 is: 24,528,967.46
Step by Step Solution
- Step 1: Write the proportion equation
27,110,528.40 : 40,697,285.40 = 16,339,990.80 : x - Step 2: Convert to fraction form
27,110,528.40/40,697,285.40 = 16,339,990.80/x - Step 3: Cross multiply
27,110,528.40x = 40,697,285.40 × 16,339,990.80 - Step 4: Simplify right side
27,110,528.40x = 664,993,269,020,974.38 - Step 5: Solve for x
x = 664,993,269,020,974.38/27,110,528.40 - Step 6: Final answer
x = 24,528,967.46
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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.