Finding the Fourth Proportional to 29,910,457.58, 41,276,432.67 and 16,159,421.66
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Solution
The fourth proportional to 29,910,457.58, 41,276,432.67 and 16,159,421.66 is: 22,300,002.54
Step by Step Solution
- Step 1: Write the proportion equation
29,910,457.58 : 41,276,432.67 = 16,159,421.66 : x - Step 2: Convert to fraction form
29,910,457.58/41,276,432.67 = 16,159,421.66/x - Step 3: Cross multiply
29,910,457.58x = 41,276,432.67 × 16,159,421.66 - Step 4: Simplify right side
29,910,457.58x = 667,003,280,135,129.62 - Step 5: Solve for x
x = 667,003,280,135,129.62/29,910,457.58 - Step 6: Final answer
x = 22,300,002.54
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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.