Finding the Fourth Proportional to 32,128,412.32, 48,193,194.50 and 11,672,659.36
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Solution
The fourth proportional to 32,128,412.32, 48,193,194.50 and 11,672,659.36 is: 17,509,198.32
Step by Step Solution
- Step 1: Write the proportion equation
32,128,412.32 : 48,193,194.50 = 11,672,659.36 : x - Step 2: Convert to fraction form
32,128,412.32/48,193,194.50 = 11,672,659.36/x - Step 3: Cross multiply
32,128,412.32x = 48,193,194.50 × 11,672,659.36 - Step 4: Simplify right side
32,128,412.32x = 562,542,742,868,725.50 - Step 5: Solve for x
x = 562,542,742,868,725.50/32,128,412.32 - Step 6: Final answer
x = 17,509,198.32
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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.