Finding the Fourth Proportional to 48,045,638.39, 72,080,747.16 and 13,966,984.26
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Solution
The fourth proportional to 48,045,638.39, 72,080,747.16 and 13,966,984.26 is: 20,954,049.00
Step by Step Solution
- Step 1: Write the proportion equation
48,045,638.39 : 72,080,747.16 = 13,966,984.26 : x - Step 2: Convert to fraction form
48,045,638.39/72,080,747.16 = 13,966,984.26/x - Step 3: Cross multiply
48,045,638.39x = 72,080,747.16 × 13,966,984.26 - Step 4: Simplify right side
48,045,638.39x = 1,006,750,660,980,383.50 - Step 5: Solve for x
x = 1,006,750,660,980,383.50/48,045,638.39 - Step 6: Final answer
x = 20,954,049.00
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1.5x scale
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.