Finding the Fourth Proportional to 37,128,445.08, 51,234,769.62 and 22,452,204.32
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Solution
The fourth proportional to 37,128,445.08, 51,234,769.62 and 22,452,204.32 is: 30,982,539.49
Step by Step Solution
- Step 1: Write the proportion equation
37,128,445.08 : 51,234,769.62 = 22,452,204.32 : x - Step 2: Convert to fraction form
37,128,445.08/51,234,769.62 = 22,452,204.32/x - Step 3: Cross multiply
37,128,445.08x = 51,234,769.62 × 22,452,204.32 - Step 4: Simplify right side
37,128,445.08x = 1,150,333,515,732,325.25 - Step 5: Solve for x
x = 1,150,333,515,732,325.25/37,128,445.08 - Step 6: Final answer
x = 30,982,539.49
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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.