Finding the Fourth Proportional to 22,195,754.99, 33,292,882.02 and 7,818,447.04
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Solution
The fourth proportional to 22,195,754.99, 33,292,882.02 and 7,818,447.04 is: 11,727,406.21
Step by Step Solution
- Step 1: Write the proportion equation
22,195,754.99 : 33,292,882.02 = 7,818,447.04 : x - Step 2: Convert to fraction form
22,195,754.99/33,292,882.02 = 7,818,447.04/x - Step 3: Cross multiply
22,195,754.99x = 33,292,882.02 × 7,818,447.04 - Step 4: Simplify right side
22,195,754.99x = 260,298,634,882,338.22 - Step 5: Solve for x
x = 260,298,634,882,338.22/22,195,754.99 - Step 6: Final answer
x = 11,727,406.21
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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.