Finding the Fourth Proportional to 49,396,940.84, 74,088,684.84 and 13,002,283.56
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Solution
The fourth proportional to 49,396,940.84, 74,088,684.84 and 13,002,283.56 is: 19,501,654.81
Step by Step Solution
- Step 1: Write the proportion equation
49,396,940.84 : 74,088,684.84 = 13,002,283.56 : x - Step 2: Convert to fraction form
49,396,940.84/74,088,684.84 = 13,002,283.56/x - Step 3: Cross multiply
49,396,940.84x = 74,088,684.84 × 13,002,283.56 - Step 4: Simplify right side
49,396,940.84x = 963,322,088,877,153.38 - Step 5: Solve for x
x = 963,322,088,877,153.38/49,396,940.84 - Step 6: Final answer
x = 19,501,654.81
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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.