Finding the Fourth Proportional to 67,560,774.22, 93,231,370.64 and 36,620,279.20
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Solution
The fourth proportional to 67,560,774.22, 93,231,370.64 and 36,620,279.20 is: 50,534,631.41
Step by Step Solution
- Step 1: Write the proportion equation
67,560,774.22 : 93,231,370.64 = 36,620,279.20 : x - Step 2: Convert to fraction form
67,560,774.22/93,231,370.64 = 36,620,279.20/x - Step 3: Cross multiply
67,560,774.22x = 93,231,370.64 × 36,620,279.20 - Step 4: Simplify right side
67,560,774.22x = 3,414,158,823,035,483 - Step 5: Solve for x
x = 3,414,158,823,035,483/67,560,774.22 - Step 6: Final answer
x = 50,534,631.41
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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.