Finding the Fourth Proportional to 17,784,645.87, 24,533,344.17 and 10,817,454.36
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Solution
The fourth proportional to 17,784,645.87, 24,533,344.17 and 10,817,454.36 is: 14,922,328.66
Step by Step Solution
- Step 1: Write the proportion equation
17,784,645.87 : 24,533,344.17 = 10,817,454.36 : x - Step 2: Convert to fraction form
17,784,645.87/24,533,344.17 = 10,817,454.36/x - Step 3: Cross multiply
17,784,645.87x = 24,533,344.17 × 10,817,454.36 - Step 4: Simplify right side
17,784,645.87x = 265,388,330,857,147.09 - Step 5: Solve for x
x = 265,388,330,857,147.09/17,784,645.87 - Step 6: Final answer
x = 14,922,328.66
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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.