Finding the Fourth Proportional to 24,432,765.91, 33,717,623.22 and 13,420,534.63
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Solution
The fourth proportional to 24,432,765.91, 33,717,623.22 and 13,420,534.63 is: 18,520,560.94
Step by Step Solution
- Step 1: Write the proportion equation
24,432,765.91 : 33,717,623.22 = 13,420,534.63 : x - Step 2: Convert to fraction form
24,432,765.91/33,717,623.22 = 13,420,534.63/x - Step 3: Cross multiply
24,432,765.91x = 33,717,623.22 × 13,420,534.63 - Step 4: Simplify right side
24,432,765.91x = 452,508,530,065,302.12 - Step 5: Solve for x
x = 452,508,530,065,302.12/24,432,765.91 - Step 6: Final answer
x = 18,520,560.94
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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.