Finding the Fourth Proportional to 7,290,381.36, 10,932,455.56 and 2,498,555.01
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Solution
The fourth proportional to 7,290,381.36, 10,932,455.56 and 2,498,555.01 is: 3,746,764.44
Step by Step Solution
- Step 1: Write the proportion equation
7,290,381.36 : 10,932,455.56 = 2,498,555.01 : x - Step 2: Convert to fraction form
7,290,381.36/10,932,455.56 = 2,498,555.01/x - Step 3: Cross multiply
7,290,381.36x = 10,932,455.56 × 2,498,555.01 - Step 4: Simplify right side
7,290,381.36x = 27,315,341,596,008.84 - Step 5: Solve for x
x = 27,315,341,596,008.84/7,290,381.36 - Step 6: Final answer
x = 3,746,764.44
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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.