Finding the Fourth Proportional to 61,027,135.76, 84,224,757.48 and 36,580,036.88
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Solution
The fourth proportional to 61,027,135.76, 84,224,757.48 and 36,580,036.88 is: 50,484,832.63
Step by Step Solution
- Step 1: Write the proportion equation
61,027,135.76 : 84,224,757.48 = 36,580,036.88 : x - Step 2: Convert to fraction form
61,027,135.76/84,224,757.48 = 36,580,036.88/x - Step 3: Cross multiply
61,027,135.76x = 84,224,757.48 × 36,580,036.88 - Step 4: Simplify right side
61,027,135.76x = 3,080,944,734,827,456 - Step 5: Solve for x
x = 3,080,944,734,827,456/61,027,135.76 - Step 6: Final answer
x = 50,484,832.63
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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.