Finding the Fourth Proportional to 76,293,764.99, 105,287,391.11 and 41,488,491.05
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Solution
The fourth proportional to 76,293,764.99, 105,287,391.11 and 41,488,491.05 is: 57,255,202.76
Step by Step Solution
- Step 1: Write the proportion equation
76,293,764.99 : 105,287,391.11 = 41,488,491.05 : x - Step 2: Convert to fraction form
76,293,764.99/105,287,391.11 = 41,488,491.05/x - Step 3: Cross multiply
76,293,764.99x = 105,287,391.11 × 41,488,491.05 - Step 4: Simplify right side
76,293,764.99x = 4,368,214,983,745,084 - Step 5: Solve for x
x = 4,368,214,983,745,084/76,293,764.99 - Step 6: Final answer
x = 57,255,202.76
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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.