Finding the Fourth Proportional to 86,193,528.44, 118,949,581.41 and 47,037,827.42
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Solution
The fourth proportional to 86,193,528.44, 118,949,581.41 and 47,037,827.42 is: 64,913,572.79
Step by Step Solution
- Step 1: Write the proportion equation
86,193,528.44 : 118,949,581.41 = 47,037,827.42 : x - Step 2: Convert to fraction form
86,193,528.44/118,949,581.41 = 47,037,827.42/x - Step 3: Cross multiply
86,193,528.44x = 118,949,581.41 × 47,037,827.42 - Step 4: Simplify right side
86,193,528.44x = 5,595,129,881,719,742 - Step 5: Solve for x
x = 5,595,129,881,719,742/86,193,528.44 - Step 6: Final answer
x = 64,913,572.79
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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.