Finding the Fourth Proportional to 9,873,987.31, 14,805,655.35 and 4,479,694.44
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Solution
The fourth proportional to 9,873,987.31, 14,805,655.35 and 4,479,694.44 is: 6,717,125.50
Step by Step Solution
- Step 1: Write the proportion equation
9,873,987.31 : 14,805,655.35 = 4,479,694.44 : x - Step 2: Convert to fraction form
9,873,987.31/14,805,655.35 = 4,479,694.44/x - Step 3: Cross multiply
9,873,987.31x = 14,805,655.35 × 4,479,694.44 - Step 4: Simplify right side
9,873,987.31x = 66,324,811,951,951.26 - Step 5: Solve for x
x = 66,324,811,951,951.26/9,873,987.31 - Step 6: Final answer
x = 6,717,125.50
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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.