Finding the Fourth Proportional to 11,062,581.09, 15,267,364.43 and 6,712,769.31
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Solution
The fourth proportional to 11,062,581.09, 15,267,364.43 and 6,712,769.31 is: 9,264,229.98
Step by Step Solution
- Step 1: Write the proportion equation
11,062,581.09 : 15,267,364.43 = 6,712,769.31 : x - Step 2: Convert to fraction form
11,062,581.09/15,267,364.43 = 6,712,769.31/x - Step 3: Cross multiply
11,062,581.09x = 15,267,364.43 × 6,712,769.31 - Step 4: Simplify right side
11,062,581.09x = 102,486,295,356,725.80 - Step 5: Solve for x
x = 102,486,295,356,725.80/11,062,581.09 - Step 6: Final answer
x = 9,264,229.98
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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.