Finding the Fourth Proportional to 11,529,556.32, 15,908,598 and 7,235,268.96
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Solution
The fourth proportional to 11,529,556.32, 15,908,598 and 7,235,268.96 is: 9,983,297.02
Step by Step Solution
- Step 1: Write the proportion equation
11,529,556.32 : 15,908,598 = 7,235,268.96 : x - Step 2: Convert to fraction form
11,529,556.32/15,908,598 = 7,235,268.96/x - Step 3: Cross multiply
11,529,556.32x = 15,908,598 × 7,235,268.96 - Step 4: Simplify right side
11,529,556.32x = 115,102,985,306,518.08 - Step 5: Solve for x
x = 115,102,985,306,518.08/11,529,556.32 - Step 6: Final answer
x = 9,983,297.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.