Finding the Fourth Proportional to 5,133,493.13, 7,707,809.44 and 2,863,452.74
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Solution
The fourth proportional to 5,133,493.13, 7,707,809.44 and 2,863,452.74 is: 4,299,401.50
Step by Step Solution
- Step 1: Write the proportion equation
5,133,493.13 : 7,707,809.44 = 2,863,452.74 : x - Step 2: Convert to fraction form
5,133,493.13/7,707,809.44 = 2,863,452.74/x - Step 3: Cross multiply
5,133,493.13x = 7,707,809.44 × 2,863,452.74 - Step 4: Simplify right side
5,133,493.13x = 22,070,948,025,406.13 - Step 5: Solve for x
x = 22,070,948,025,406.13/5,133,493.13 - Step 6: Final answer
x = 4,299,401.50
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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.