Finding the Fourth Proportional to 15,294,202.65, 21,106,556.63 and 8,324,543.37
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Solution
The fourth proportional to 15,294,202.65, 21,106,556.63 and 8,324,543.37 is: 11,488,173.00
Step by Step Solution
- Step 1: Write the proportion equation
15,294,202.65 : 21,106,556.63 = 8,324,543.37 : x - Step 2: Convert to fraction form
15,294,202.65/21,106,556.63 = 8,324,543.37/x - Step 3: Cross multiply
15,294,202.65x = 21,106,556.63 × 8,324,543.37 - Step 4: Simplify right side
15,294,202.65x = 175,702,446,016,173.34 - Step 5: Solve for x
x = 175,702,446,016,173.34/15,294,202.65 - Step 6: Final answer
x = 11,488,173.00
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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.