Finding the Fourth Proportional to 17,691,734.07, 24,422,125.32 and 11,893,878
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Solution
The fourth proportional to 17,691,734.07, 24,422,125.32 and 11,893,878 is: 16,418,615.49
Step by Step Solution
- Step 1: Write the proportion equation
17,691,734.07 : 24,422,125.32 = 11,893,878 : x - Step 2: Convert to fraction form
17,691,734.07/24,422,125.32 = 11,893,878/x - Step 3: Cross multiply
17,691,734.07x = 24,422,125.32 × 11,893,878 - Step 4: Simplify right side
17,691,734.07x = 290,473,779,056,790.94 - Step 5: Solve for x
x = 290,473,779,056,790.94/17,691,734.07 - Step 6: Final answer
x = 16,418,615.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.