Finding the Fourth Proportional to 10,107,215.88, 15,159,162.92 and 3,628,950.09
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Solution
The fourth proportional to 10,107,215.88, 15,159,162.92 and 3,628,950.09 is: 5,442,828.79
Step by Step Solution
- Step 1: Write the proportion equation
10,107,215.88 : 15,159,162.92 = 3,628,950.09 : x - Step 2: Convert to fraction form
10,107,215.88/15,159,162.92 = 3,628,950.09/x - Step 3: Cross multiply
10,107,215.88x = 15,159,162.92 × 3,628,950.09 - Step 4: Simplify right side
10,107,215.88x = 55,011,845,624,713.91 - Step 5: Solve for x
x = 55,011,845,624,713.91/10,107,215.88 - Step 6: Final answer
x = 5,442,828.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.