Finding the Fourth Proportional to 10,322,968.80, 15,483,452.60 and 3,134,565.84
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Solution
The fourth proportional to 10,322,968.80, 15,483,452.60 and 3,134,565.84 is: 4,701,544.93
Step by Step Solution
- Step 1: Write the proportion equation
10,322,968.80 : 15,483,452.60 = 3,134,565.84 : x - Step 2: Convert to fraction form
10,322,968.80/15,483,452.60 = 3,134,565.84/x - Step 3: Cross multiply
10,322,968.80x = 15,483,452.60 × 3,134,565.84 - Step 4: Simplify right side
10,322,968.80x = 48,533,901,605,219.18 - Step 5: Solve for x
x = 48,533,901,605,219.18/10,322,968.80 - Step 6: Final answer
x = 4,701,544.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.