Finding the Fourth Proportional to 18,135,909.09, 25,027,305.35 and 10,295,352.88
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Solution
The fourth proportional to 18,135,909.09, 25,027,305.35 and 10,295,352.88 is: 14,207,445.52
Step by Step Solution
- Step 1: Write the proportion equation
18,135,909.09 : 25,027,305.35 = 10,295,352.88 : x - Step 2: Convert to fraction form
18,135,909.09/25,027,305.35 = 10,295,352.88/x - Step 3: Cross multiply
18,135,909.09x = 25,027,305.35 × 10,295,352.88 - Step 4: Simplify right side
18,135,909.09x = 257,664,940,270,616.78 - Step 5: Solve for x
x = 257,664,940,270,616.78/18,135,909.09 - Step 6: Final answer
x = 14,207,445.52
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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.