Finding the Fourth Proportional to 8,201,627.84, 12,302,783.58 and 2,813,984.12
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Solution
The fourth proportional to 8,201,627.84, 12,302,783.58 and 2,813,984.12 is: 4,221,093.46
Step by Step Solution
- Step 1: Write the proportion equation
8,201,627.84 : 12,302,783.58 = 2,813,984.12 : x - Step 2: Convert to fraction form
8,201,627.84/12,302,783.58 = 2,813,984.12/x - Step 3: Cross multiply
8,201,627.84x = 12,302,783.58 × 2,813,984.12 - Step 4: Simplify right side
8,201,627.84x = 34,619,837,625,916.75 - Step 5: Solve for x
x = 34,619,837,625,916.75/8,201,627.84 - Step 6: Final answer
x = 4,221,093.46
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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.