Finding the Fourth Proportional to 11,485,656.09, 17,212,229.04 and 6,370,337.61
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Solution
The fourth proportional to 11,485,656.09, 17,212,229.04 and 6,370,337.61 is: 9,546,490.78
Step by Step Solution
- Step 1: Write the proportion equation
11,485,656.09 : 17,212,229.04 = 6,370,337.61 : x - Step 2: Convert to fraction form
11,485,656.09/17,212,229.04 = 6,370,337.61/x - Step 3: Cross multiply
11,485,656.09x = 17,212,229.04 × 6,370,337.61 - Step 4: Simplify right side
11,485,656.09x = 109,647,710,005,446.19 - Step 5: Solve for x
x = 109,647,710,005,446.19/11,485,656.09 - Step 6: Final answer
x = 9,546,490.78
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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.