Finding the Fourth Proportional to 17,930,316.56, 24,744,229.80 and 9,781,548.08
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Solution
The fourth proportional to 17,930,316.56, 24,744,229.80 and 9,781,548.08 is: 13,498,750.72
Step by Step Solution
- Step 1: Write the proportion equation
17,930,316.56 : 24,744,229.80 = 9,781,548.08 : x - Step 2: Convert to fraction form
17,930,316.56/24,744,229.80 = 9,781,548.08/x - Step 3: Cross multiply
17,930,316.56x = 24,744,229.80 × 9,781,548.08 - Step 4: Simplify right side
17,930,316.56x = 242,036,873,491,268.78 - Step 5: Solve for x
x = 242,036,873,491,268.78/17,930,316.56 - Step 6: Final answer
x = 13,498,750.72
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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.