Finding the Fourth Proportional to 66,440,197.26, 91,687,725.72 and 37,072,767.60
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Solution
The fourth proportional to 66,440,197.26, 91,687,725.72 and 37,072,767.60 is: 51,160,560.74
Step by Step Solution
- Step 1: Write the proportion equation
66,440,197.26 : 91,687,725.72 = 37,072,767.60 : x - Step 2: Convert to fraction form
66,440,197.26/91,687,725.72 = 37,072,767.60/x - Step 3: Cross multiply
66,440,197.26x = 91,687,725.72 × 37,072,767.60 - Step 4: Simplify right side
66,440,197.26x = 3,399,117,747,390,103 - Step 5: Solve for x
x = 3,399,117,747,390,103/66,440,197.26 - Step 6: Final answer
x = 51,160,560.74
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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.