Finding the Fourth Proportional to 10,460,503.26, 15,690,911.42 and 3,983,936.28
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Solution
The fourth proportional to 10,460,503.26, 15,690,911.42 and 3,983,936.28 is: 5,975,964.04
Step by Step Solution
- Step 1: Write the proportion equation
10,460,503.26 : 15,690,911.42 = 3,983,936.28 : x - Step 2: Convert to fraction form
10,460,503.26/15,690,911.42 = 3,983,936.28/x - Step 3: Cross multiply
10,460,503.26x = 15,690,911.42 × 3,983,936.28 - Step 4: Simplify right side
10,460,503.26x = 62,511,591,349,151.44 - Step 5: Solve for x
x = 62,511,591,349,151.44/10,460,503.26 - Step 6: Final answer
x = 5,975,964.04
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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.