Finding the Fourth Proportional to 7,551,613.80, 11,327,420.70 and 2,232,829.80
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Solution
The fourth proportional to 7,551,613.80, 11,327,420.70 and 2,232,829.80 is: 3,349,244.70
Step by Step Solution
- Step 1: Write the proportion equation
7,551,613.80 : 11,327,420.70 = 2,232,829.80 : x - Step 2: Convert to fraction form
7,551,613.80/11,327,420.70 = 2,232,829.80/x - Step 3: Cross multiply
7,551,613.80x = 11,327,420.70 × 2,232,829.80 - Step 4: Simplify right side
7,551,613.80x = 25,292,202,496,096.86 - Step 5: Solve for x
x = 25,292,202,496,096.86/7,551,613.80 - Step 6: Final answer
x = 3,349,244.70
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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.