Finding the Fourth Proportional to 47,788,318.50, 71,682,892.58 and 15,440,224.48
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Solution
The fourth proportional to 47,788,318.50, 71,682,892.58 and 15,440,224.48 is: 23,160,470.75
Step by Step Solution
- Step 1: Write the proportion equation
47,788,318.50 : 71,682,892.58 = 15,440,224.48 : x - Step 2: Convert to fraction form
47,788,318.50/71,682,892.58 = 15,440,224.48/x - Step 3: Cross multiply
47,788,318.50x = 71,682,892.58 × 15,440,224.48 - Step 4: Simplify right side
47,788,318.50x = 1,106,799,952,810,926.38 - Step 5: Solve for x
x = 1,106,799,952,810,926.38/47,788,318.50 - Step 6: Final answer
x = 23,160,470.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.