Finding the Fourth Proportional to 7,416,726.12, 11,126,814.48 and 2,298,884.49
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Solution
The fourth proportional to 7,416,726.12, 11,126,814.48 and 2,298,884.49 is: 3,448,861.51
Step by Step Solution
- Step 1: Write the proportion equation
7,416,726.12 : 11,126,814.48 = 2,298,884.49 : x - Step 2: Convert to fraction form
7,416,726.12/11,126,814.48 = 2,298,884.49/x - Step 3: Cross multiply
7,416,726.12x = 11,126,814.48 × 2,298,884.49 - Step 4: Simplify right side
7,416,726.12x = 25,579,261,231,179.42 - Step 5: Solve for x
x = 25,579,261,231,179.42/7,416,726.12 - Step 6: Final answer
x = 3,448,861.51
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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.