Finding the Fourth Proportional to 18,015,765.68, 24,863,534.77 and 10,281,965.06
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Solution
The fourth proportional to 18,015,765.68, 24,863,534.77 and 10,281,965.06 is: 14,190,126.60
Step by Step Solution
- Step 1: Write the proportion equation
18,015,765.68 : 24,863,534.77 = 10,281,965.06 : x - Step 2: Convert to fraction form
18,015,765.68/24,863,534.77 = 10,281,965.06/x - Step 3: Cross multiply
18,015,765.68x = 24,863,534.77 × 10,281,965.06 - Step 4: Simplify right side
18,015,765.68x = 255,645,995,773,235.16 - Step 5: Solve for x
x = 255,645,995,773,235.16/18,015,765.68 - Step 6: Final answer
x = 14,190,126.60
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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.