Finding the Fourth Proportional to 10,103,599.81, 15,166,758.08 and 4,042,608.49
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Solution
The fourth proportional to 10,103,599.81, 15,166,758.08 and 4,042,608.49 is: 6,068,457.39
Step by Step Solution
- Step 1: Write the proportion equation
10,103,599.81 : 15,166,758.08 = 4,042,608.49 : x - Step 2: Convert to fraction form
10,103,599.81/15,166,758.08 = 4,042,608.49/x - Step 3: Cross multiply
10,103,599.81x = 15,166,758.08 × 4,042,608.49 - Step 4: Simplify right side
10,103,599.81x = 61,313,264,979,984.10 - Step 5: Solve for x
x = 61,313,264,979,984.10/10,103,599.81 - Step 6: Final answer
x = 6,068,457.39
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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.