Finding the Fourth Proportional to 46,378,959.42, 69,256,119.80 and 37,876,162.62
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Solution
The fourth proportional to 46,378,959.42, 69,256,119.80 and 37,876,162.62 is: 56,559,183.06
Step by Step Solution
- Step 1: Write the proportion equation
46,378,959.42 : 69,256,119.80 = 37,876,162.62 : x - Step 2: Convert to fraction form
46,378,959.42/69,256,119.80 = 37,876,162.62/x - Step 3: Cross multiply
46,378,959.42x = 69,256,119.80 × 37,876,162.62 - Step 4: Simplify right side
46,378,959.42x = 2,623,156,055,785,621 - Step 5: Solve for x
x = 2,623,156,055,785,621/46,378,959.42 - Step 6: Final answer
x = 56,559,183.06
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.