Finding the Fourth Proportional to 9,515,593.12, 13,131,714 and 5,385,624.16
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Solution
The fourth proportional to 9,515,593.12, 13,131,714 and 5,385,624.16 is: 7,432,271.99
Step by Step Solution
- Step 1: Write the proportion equation
9,515,593.12 : 13,131,714 = 5,385,624.16 : x - Step 2: Convert to fraction form
9,515,593.12/13,131,714 = 5,385,624.16/x - Step 3: Cross multiply
9,515,593.12x = 13,131,714 × 5,385,624.16 - Step 4: Simplify right side
9,515,593.12x = 70,722,476,180,610.23 - Step 5: Solve for x
x = 70,722,476,180,610.23/9,515,593.12 - Step 6: Final answer
x = 7,432,271.99
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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.