Finding the Fourth Proportional to 15,597,121.99, 23,388,856.92 and 7,402,112.68
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Solution
The fourth proportional to 15,597,121.99, 23,388,856.92 and 7,402,112.68 is: 11,099,929.50
Step by Step Solution
- Step 1: Write the proportion equation
15,597,121.99 : 23,388,856.92 = 7,402,112.68 : x - Step 2: Convert to fraction form
15,597,121.99/23,388,856.92 = 7,402,112.68/x - Step 3: Cross multiply
15,597,121.99x = 23,388,856.92 × 7,402,112.68 - Step 4: Simplify right side
15,597,121.99x = 173,126,954,429,400.91 - Step 5: Solve for x
x = 173,126,954,429,400.91/15,597,121.99 - Step 6: Final answer
x = 11,099,929.50
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1.5x scale
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.