Finding the Fourth Proportional to 37,122,053.36, 51,234,590.64 and 21,652,137.56
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Solution
The fourth proportional to 37,122,053.36, 51,234,590.64 and 21,652,137.56 is: 29,883,541.02
Step by Step Solution
- Step 1: Write the proportion equation
37,122,053.36 : 51,234,590.64 = 21,652,137.56 : x - Step 2: Convert to fraction form
37,122,053.36/51,234,590.64 = 21,652,137.56/x - Step 3: Cross multiply
37,122,053.36x = 51,234,590.64 × 21,652,137.56 - Step 4: Simplify right side
37,122,053.36x = 1,109,338,404,367,568.38 - Step 5: Solve for x
x = 1,109,338,404,367,568.38/37,122,053.36 - Step 6: Final answer
x = 29,883,541.02
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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.