Finding the Fourth Proportional to 68,191,752.12, 102,288,514.59 and 22,753,546.62
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Solution
The fourth proportional to 68,191,752.12, 102,288,514.59 and 22,753,546.62 is: 34,130,615.70
Step by Step Solution
- Step 1: Write the proportion equation
68,191,752.12 : 102,288,514.59 = 22,753,546.62 : x - Step 2: Convert to fraction form
68,191,752.12/102,288,514.59 = 22,753,546.62/x - Step 3: Cross multiply
68,191,752.12x = 102,288,514.59 × 22,753,546.62 - Step 4: Simplify right side
68,191,752.12x = 2,327,426,485,414,115.50 - Step 5: Solve for x
x = 2,327,426,485,414,115.50/68,191,752.12 - Step 6: Final answer
x = 34,130,615.70
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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.