Finding the Fourth Proportional to 29,630,643.12, 44,668,052.24 and 27,655,453.98
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Solution
The fourth proportional to 29,630,643.12, 44,668,052.24 and 27,655,453.98 is: 41,690,464.09
Step by Step Solution
- Step 1: Write the proportion equation
29,630,643.12 : 44,668,052.24 = 27,655,453.98 : x - Step 2: Convert to fraction form
29,630,643.12/44,668,052.24 = 27,655,453.98/x - Step 3: Cross multiply
29,630,643.12x = 44,668,052.24 × 27,655,453.98 - Step 4: Simplify right side
29,630,643.12x = 1,235,315,262,961,278.75 - Step 5: Solve for x
x = 1,235,315,262,961,278.75/29,630,643.12 - Step 6: Final answer
x = 41,690,464.09
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.