Finding the Fourth Proportional to 17,387,325.66, 23,993,305.66 and 9,651,756.54
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Solution
The fourth proportional to 17,387,325.66, 23,993,305.66 and 9,651,756.54 is: 13,318,755.82
Step by Step Solution
- Step 1: Write the proportion equation
17,387,325.66 : 23,993,305.66 = 9,651,756.54 : x - Step 2: Convert to fraction form
17,387,325.66/23,993,305.66 = 9,651,756.54/x - Step 3: Cross multiply
17,387,325.66x = 23,993,305.66 × 9,651,756.54 - Step 4: Simplify right side
17,387,325.66x = 231,577,544,820,124 - Step 5: Solve for x
x = 231,577,544,820,124/17,387,325.66 - Step 6: Final answer
x = 13,318,755.82
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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.