Finding the Fourth Proportional to 9,811,707.45, 14,717,460.79 and 2,525,138.70
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Solution
The fourth proportional to 9,811,707.45, 14,717,460.79 and 2,525,138.70 is: 3,787,682.21
Step by Step Solution
- Step 1: Write the proportion equation
9,811,707.45 : 14,717,460.79 = 2,525,138.70 : x - Step 2: Convert to fraction form
9,811,707.45/14,717,460.79 = 2,525,138.70/x - Step 3: Cross multiply
9,811,707.45x = 14,717,460.79 × 2,525,138.70 - Step 4: Simplify right side
9,811,707.45x = 37,163,629,806,561.57 - Step 5: Solve for x
x = 37,163,629,806,561.57/9,811,707.45 - Step 6: Final answer
x = 3,787,682.21
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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.