Finding the Fourth Proportional to 8,350,267.35, 11,523,173.76 and 4,912,729.68
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Solution
The fourth proportional to 8,350,267.35, 11,523,173.76 and 4,912,729.68 is: 6,779,452.13
Step by Step Solution
- Step 1: Write the proportion equation
8,350,267.35 : 11,523,173.76 = 4,912,729.68 : x - Step 2: Convert to fraction form
8,350,267.35/11,523,173.76 = 4,912,729.68/x - Step 3: Cross multiply
8,350,267.35x = 11,523,173.76 × 4,912,729.68 - Step 4: Simplify right side
8,350,267.35x = 56,610,237,738,549.20 - Step 5: Solve for x
x = 56,610,237,738,549.20/8,350,267.35 - Step 6: Final answer
x = 6,779,452.13
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1.5x scale
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.