Finding the Fourth Proportional to 67,715,371.36, 93,447,761.61 and 36,775,762.12
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Solution
The fourth proportional to 67,715,371.36, 93,447,761.61 and 36,775,762.12 is: 50,750,849.96
Step by Step Solution
- Step 1: Write the proportion equation
67,715,371.36 : 93,447,761.61 = 36,775,762.12 : x - Step 2: Convert to fraction form
67,715,371.36/93,447,761.61 = 36,775,762.12/x - Step 3: Cross multiply
67,715,371.36x = 93,447,761.61 × 36,775,762.12 - Step 4: Simplify right side
67,715,371.36x = 3,436,612,651,615,828 - Step 5: Solve for x
x = 3,436,612,651,615,828/67,715,371.36 - Step 6: Final answer
x = 50,750,849.96
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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.