Finding the Fourth Proportional to 7,400,632.26, 11,102,532.95 and 2,213,649.19
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Solution
The fourth proportional to 7,400,632.26, 11,102,532.95 and 2,213,649.19 is: 3,320,947.75
Step by Step Solution
- Step 1: Write the proportion equation
7,400,632.26 : 11,102,532.95 = 2,213,649.19 : x - Step 2: Convert to fraction form
7,400,632.26/11,102,532.95 = 2,213,649.19/x - Step 3: Cross multiply
7,400,632.26x = 11,102,532.95 × 2,213,649.19 - Step 4: Simplify right side
7,400,632.26x = 24,577,113,071,715.81 - Step 5: Solve for x
x = 24,577,113,071,715.81/7,400,632.26 - Step 6: Final answer
x = 3,320,947.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.