Finding the Fourth Proportional to 38,618,574.56, 57,951,783.84 and 22,452,134.48
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Solution
The fourth proportional to 38,618,574.56, 57,951,783.84 and 22,452,134.48 is: 33,692,109.53
Step by Step Solution
- Step 1: Write the proportion equation
38,618,574.56 : 57,951,783.84 = 22,452,134.48 : x - Step 2: Convert to fraction form
38,618,574.56/57,951,783.84 = 22,452,134.48/x - Step 3: Cross multiply
38,618,574.56x = 57,951,783.84 × 22,452,134.48 - Step 4: Simplify right side
38,618,574.56x = 1,301,141,244,131,571 - Step 5: Solve for x
x = 1,301,141,244,131,571/38,618,574.56 - Step 6: Final answer
x = 33,692,109.53
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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.