Finding the Fourth Proportional to 11,452,753.20, 15,805,103.90 and 6,226,114.80
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Solution
The fourth proportional to 11,452,753.20, 15,805,103.90 and 6,226,114.80 is: 8,592,203.95
Step by Step Solution
- Step 1: Write the proportion equation
11,452,753.20 : 15,805,103.90 = 6,226,114.80 : x - Step 2: Convert to fraction form
11,452,753.20/15,805,103.90 = 6,226,114.80/x - Step 3: Cross multiply
11,452,753.20x = 15,805,103.90 × 6,226,114.80 - Step 4: Simplify right side
11,452,753.20x = 98,404,391,276,197.14 - Step 5: Solve for x
x = 98,404,391,276,197.14/11,452,753.20 - Step 6: Final answer
x = 8,592,203.95
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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.