Finding the Fourth Proportional to 33,281,987.40, 45,928,260.36 and 18,597,774.96
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Solution
The fourth proportional to 33,281,987.40, 45,928,260.36 and 18,597,774.96 is: 25,664,436.45
Step by Step Solution
- Step 1: Write the proportion equation
33,281,987.40 : 45,928,260.36 = 18,597,774.96 : x - Step 2: Convert to fraction form
33,281,987.40/45,928,260.36 = 18,597,774.96/x - Step 3: Cross multiply
33,281,987.40x = 45,928,260.36 × 18,597,774.96 - Step 4: Simplify right side
33,281,987.40x = 854,163,450,479,568.62 - Step 5: Solve for x
x = 854,163,450,479,568.62/33,281,987.40 - Step 6: Final answer
x = 25,664,436.45
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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.