Finding the Fourth Proportional to 7,745,739.12, 11,618,986.95 and 2,952,534.96
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Solution
The fourth proportional to 7,745,739.12, 11,618,986.95 and 2,952,534.96 is: 4,428,946.63
Step by Step Solution
- Step 1: Write the proportion equation
7,745,739.12 : 11,618,986.95 = 2,952,534.96 : x - Step 2: Convert to fraction form
7,745,739.12/11,618,986.95 = 2,952,534.96/x - Step 3: Cross multiply
7,745,739.12x = 11,618,986.95 × 2,952,534.96 - Step 4: Simplify right side
7,745,739.12x = 34,305,465,169,658.77 - Step 5: Solve for x
x = 34,305,465,169,658.77/7,745,739.12 - Step 6: Final answer
x = 4,428,946.63
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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.