Finding the Fourth Proportional to 7,495,386.16, 10,343,630.64 and 4,057,624.68
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Solution
The fourth proportional to 7,495,386.16, 10,343,630.64 and 4,057,624.68 is: 5,599,520.83
Step by Step Solution
- Step 1: Write the proportion equation
7,495,386.16 : 10,343,630.64 = 4,057,624.68 : x - Step 2: Convert to fraction form
7,495,386.16/10,343,630.64 = 4,057,624.68/x - Step 3: Cross multiply
7,495,386.16x = 10,343,630.64 × 4,057,624.68 - Step 4: Simplify right side
7,495,386.16x = 41,970,570,965,668.20 - Step 5: Solve for x
x = 41,970,570,965,668.20/7,495,386.16 - Step 6: Final answer
x = 5,599,520.83
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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.