Finding the Fourth Proportional to 64,761,959.48, 97,115,287.70 and 37,487,078.76
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Solution
The fourth proportional to 64,761,959.48, 97,115,287.70 and 37,487,078.76 is: 56,214,612.22
Step by Step Solution
- Step 1: Write the proportion equation
64,761,959.48 : 97,115,287.70 = 37,487,078.76 : x - Step 2: Convert to fraction form
64,761,959.48/97,115,287.70 = 37,487,078.76/x - Step 3: Cross multiply
64,761,959.48x = 97,115,287.70 × 37,487,078.76 - Step 4: Simplify right side
64,761,959.48x = 3,640,568,438,622,523.50 - Step 5: Solve for x
x = 3,640,568,438,622,523.50/64,761,959.48 - Step 6: Final answer
x = 56,214,612.22
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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.