Finding the Fourth Proportional to 17,702,529.76, 24,423,010.68 and 10,728,176.14
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Solution
The fourth proportional to 17,702,529.76, 24,423,010.68 and 10,728,176.14 is: 14,800,955.80
Step by Step Solution
- Step 1: Write the proportion equation
17,702,529.76 : 24,423,010.68 = 10,728,176.14 : x - Step 2: Convert to fraction form
17,702,529.76/24,423,010.68 = 10,728,176.14/x - Step 3: Cross multiply
17,702,529.76x = 24,423,010.68 × 10,728,176.14 - Step 4: Simplify right side
17,702,529.76x = 262,014,360,444,141.19 - Step 5: Solve for x
x = 262,014,360,444,141.19/17,702,529.76 - Step 6: Final answer
x = 14,800,955.80
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1.5x scale
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.