Finding the Fourth Proportional to 10,342,293.28, 15,492,473.16 and 4,795,037.08
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Solution
The fourth proportional to 10,342,293.28, 15,492,473.16 and 4,795,037.08 is: 7,182,834.72
Step by Step Solution
- Step 1: Write the proportion equation
10,342,293.28 : 15,492,473.16 = 4,795,037.08 : x - Step 2: Convert to fraction form
10,342,293.28/15,492,473.16 = 4,795,037.08/x - Step 3: Cross multiply
10,342,293.28x = 15,492,473.16 × 4,795,037.08 - Step 4: Simplify right side
10,342,293.28x = 74,286,983,263,104.78 - Step 5: Solve for x
x = 74,286,983,263,104.78/10,342,293.28 - Step 6: Final answer
x = 7,182,834.72
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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.