Finding the Fourth Proportional to 7,575,986.43, 11,365,658.84 and 2,184,216.17
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Solution
The fourth proportional to 7,575,986.43, 11,365,658.84 and 2,184,216.17 is: 3,276,808.37
Step by Step Solution
- Step 1: Write the proportion equation
7,575,986.43 : 11,365,658.84 = 2,184,216.17 : x - Step 2: Convert to fraction form
7,575,986.43/11,365,658.84 = 2,184,216.17/x - Step 3: Cross multiply
7,575,986.43x = 11,365,658.84 × 2,184,216.17 - Step 4: Simplify right side
7,575,986.43x = 24,825,055,769,663.69 - Step 5: Solve for x
x = 24,825,055,769,663.69/7,575,986.43 - Step 6: Final answer
x = 3,276,808.37
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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.