Finding the Fourth Proportional to 8,331,627.20, 12,497,324.16 and 3,282,981.44
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Solution
The fourth proportional to 8,331,627.20, 12,497,324.16 and 3,282,981.44 is: 4,924,426.20
Step by Step Solution
- Step 1: Write the proportion equation
8,331,627.20 : 12,497,324.16 = 3,282,981.44 : x - Step 2: Convert to fraction form
8,331,627.20/12,497,324.16 = 3,282,981.44/x - Step 3: Cross multiply
8,331,627.20x = 12,497,324.16 × 3,282,981.44 - Step 4: Simplify right side
8,331,627.20x = 41,028,483,266,943.59 - Step 5: Solve for x
x = 41,028,483,266,943.59/8,331,627.20 - Step 6: Final answer
x = 4,924,426.20
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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.