Finding the Fourth Proportional to 10,291,129.63, 15,437,014.29 and 3,815,816.29
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Solution
The fourth proportional to 10,291,129.63, 15,437,014.29 and 3,815,816.29 is: 5,723,843.03
Step by Step Solution
- Step 1: Write the proportion equation
10,291,129.63 : 15,437,014.29 = 3,815,816.29 : x - Step 2: Convert to fraction form
10,291,129.63/15,437,014.29 = 3,815,816.29/x - Step 3: Cross multiply
10,291,129.63x = 15,437,014.29 × 3,815,816.29 - Step 4: Simplify right side
10,291,129.63x = 58,904,810,596,744.78 - Step 5: Solve for x
x = 58,904,810,596,744.78/10,291,129.63 - Step 6: Final answer
x = 5,723,843.03
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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.