Finding the Fourth Proportional to 14,821,527.87, 20,453,705.46 and 8,295,156.99
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Solution
The fourth proportional to 14,821,527.87, 20,453,705.46 and 8,295,156.99 is: 11,447,314.97
Step by Step Solution
- Step 1: Write the proportion equation
14,821,527.87 : 20,453,705.46 = 8,295,156.99 : x - Step 2: Convert to fraction form
14,821,527.87/20,453,705.46 = 8,295,156.99/x - Step 3: Cross multiply
14,821,527.87x = 20,453,705.46 × 8,295,156.99 - Step 4: Simplify right side
14,821,527.87x = 169,666,697,817,920.19 - Step 5: Solve for x
x = 169,666,697,817,920.19/14,821,527.87 - Step 6: Final answer
x = 11,447,314.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.