Finding the Fourth Proportional to 66,762,319.62, 92,176,989.42 and 41,682,651.09
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Solution
The fourth proportional to 66,762,319.62, 92,176,989.42 and 41,682,651.09 is: 57,550,146.71
Step by Step Solution
- Step 1: Write the proportion equation
66,762,319.62 : 92,176,989.42 = 41,682,651.09 : x - Step 2: Convert to fraction form
66,762,319.62/92,176,989.42 = 41,682,651.09/x - Step 3: Cross multiply
66,762,319.62x = 92,176,989.42 × 41,682,651.09 - Step 4: Simplify right side
66,762,319.62x = 3,842,181,288,520,482 - Step 5: Solve for x
x = 3,842,181,288,520,482/66,762,319.62 - Step 6: Final answer
x = 57,550,146.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.