Finding the Fourth Proportional to 11,237,933.70, 15,508,389.42 and 6,081,294.78
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Solution
The fourth proportional to 11,237,933.70, 15,508,389.42 and 6,081,294.78 is: 8,392,208.94
Step by Step Solution
- Step 1: Write the proportion equation
11,237,933.70 : 15,508,389.42 = 6,081,294.78 : x - Step 2: Convert to fraction form
11,237,933.70/15,508,389.42 = 6,081,294.78/x - Step 3: Cross multiply
11,237,933.70x = 15,508,389.42 × 6,081,294.78 - Step 4: Simplify right side
11,237,933.70x = 94,311,087,626,053.23 - Step 5: Solve for x
x = 94,311,087,626,053.23/11,237,933.70 - Step 6: Final answer
x = 8,392,208.94
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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.