Finding the Fourth Proportional to 25,224,243.62, 34,809,455.58 and 13,621,806.15
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Solution
The fourth proportional to 25,224,243.62, 34,809,455.58 and 13,621,806.15 is: 18,798,092.15
Step by Step Solution
- Step 1: Write the proportion equation
25,224,243.62 : 34,809,455.58 = 13,621,806.15 : x - Step 2: Convert to fraction form
25,224,243.62/34,809,455.58 = 13,621,806.15/x - Step 3: Cross multiply
25,224,243.62x = 34,809,455.58 × 13,621,806.15 - Step 4: Simplify right side
25,224,243.62x = 474,167,656,097,795.81 - Step 5: Solve for x
x = 474,167,656,097,795.81/25,224,243.62 - Step 6: Final answer
x = 18,798,092.15
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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.