Finding the Fourth Proportional to 31,218,913.98, 46,812,236.58 and 13,704,303
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Solution
The fourth proportional to 31,218,913.98, 46,812,236.58 and 13,704,303 is: 20,549,371.92
Step by Step Solution
- Step 1: Write the proportion equation
31,218,913.98 : 46,812,236.58 = 13,704,303 : x - Step 2: Convert to fraction form
31,218,913.98/46,812,236.58 = 13,704,303/x - Step 3: Cross multiply
31,218,913.98x = 46,812,236.58 × 13,704,303 - Step 4: Simplify right side
31,218,913.98x = 641,529,074,200,003.75 - Step 5: Solve for x
x = 641,529,074,200,003.75/31,218,913.98 - Step 6: Final answer
x = 20,549,371.92
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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.