Finding the Fourth Proportional to 7,488,349.11, 11,233,409.27 and 2,439,659.61
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Solution
The fourth proportional to 7,488,349.11, 11,233,409.27 and 2,439,659.61 is: 3,659,777.94
Step by Step Solution
- Step 1: Write the proportion equation
7,488,349.11 : 11,233,409.27 = 2,439,659.61 : x - Step 2: Convert to fraction form
7,488,349.11/11,233,409.27 = 2,439,659.61/x - Step 3: Cross multiply
7,488,349.11x = 11,233,409.27 × 2,439,659.61 - Step 4: Simplify right side
7,488,349.11x = 27,405,694,866,420.29 - Step 5: Solve for x
x = 27,405,694,866,420.29/7,488,349.11 - Step 6: Final answer
x = 3,659,777.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.