Finding the Fourth Proportional to 8,234,242.09, 11,363,115.34 and 4,563,151.18
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Solution
The fourth proportional to 8,234,242.09, 11,363,115.34 and 4,563,151.18 is: 6,297,071.74
Step by Step Solution
- Step 1: Write the proportion equation
8,234,242.09 : 11,363,115.34 = 4,563,151.18 : x - Step 2: Convert to fraction form
8,234,242.09/11,363,115.34 = 4,563,151.18/x - Step 3: Cross multiply
8,234,242.09x = 11,363,115.34 × 4,563,151.18 - Step 4: Simplify right side
8,234,242.09x = 51,851,613,172,197.09 - Step 5: Solve for x
x = 51,851,613,172,197.09/8,234,242.09 - Step 6: Final answer
x = 6,297,071.74
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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.