Finding the Fourth Proportional to 10,016,931.15, 15,025,977.99 and 2,827,863.02
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Solution
The fourth proportional to 10,016,931.15, 15,025,977.99 and 2,827,863.02 is: 4,241,958.62
Step by Step Solution
- Step 1: Write the proportion equation
10,016,931.15 : 15,025,977.99 = 2,827,863.02 : x - Step 2: Convert to fraction form
10,016,931.15/15,025,977.99 = 2,827,863.02/x - Step 3: Cross multiply
10,016,931.15x = 15,025,977.99 × 2,827,863.02 - Step 4: Simplify right side
10,016,931.15x = 42,491,407,422,125.04 - Step 5: Solve for x
x = 42,491,407,422,125.04/10,016,931.15 - Step 6: Final answer
x = 4,241,958.62
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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.