Finding the Fourth Proportional to 17,691,634.08, 24,421,988.04 and 11,893,778.52
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Solution
The fourth proportional to 17,691,634.08, 24,421,988.04 and 11,893,778.52 is: 16,418,478.67
Step by Step Solution
- Step 1: Write the proportion equation
17,691,634.08 : 24,421,988.04 = 11,893,778.52 : x - Step 2: Convert to fraction form
17,691,634.08/24,421,988.04 = 11,893,778.52/x - Step 3: Cross multiply
17,691,634.08x = 24,421,988.04 × 11,893,778.52 - Step 4: Simplify right side
17,691,634.08x = 290,469,716,765,848.88 - Step 5: Solve for x
x = 290,469,716,765,848.88/17,691,634.08 - Step 6: Final answer
x = 16,418,478.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.