Finding the Fourth Proportional to 10,306,512.32, 15,460,579.29 and 2,733,478.07
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Solution
The fourth proportional to 10,306,512.32, 15,460,579.29 and 2,733,478.07 is: 4,100,432.15
Step by Step Solution
- Step 1: Write the proportion equation
10,306,512.32 : 15,460,579.29 = 2,733,478.07 : x - Step 2: Convert to fraction form
10,306,512.32/15,460,579.29 = 2,733,478.07/x - Step 3: Cross multiply
10,306,512.32x = 15,460,579.29 × 2,733,478.07 - Step 4: Simplify right side
10,306,512.32x = 42,261,154,438,711.16 - Step 5: Solve for x
x = 42,261,154,438,711.16/10,306,512.32 - Step 6: Final answer
x = 4,100,432.15
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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.