Finding the Fourth Proportional to 17,503,671.53, 24,161,686.68 and 13,165,286.15
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Solution
The fourth proportional to 17,503,671.53, 24,161,686.68 and 13,165,286.15 is: 18,173,074.06
Step by Step Solution
- Step 1: Write the proportion equation
17,503,671.53 : 24,161,686.68 = 13,165,286.15 : x - Step 2: Convert to fraction form
17,503,671.53/24,161,686.68 = 13,165,286.15/x - Step 3: Cross multiply
17,503,671.53x = 24,161,686.68 × 13,165,286.15 - Step 4: Simplify right side
17,503,671.53x = 318,095,518,888,035.06 - Step 5: Solve for x
x = 318,095,518,888,035.06/17,503,671.53 - Step 6: Final answer
x = 18,173,074.06
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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.