Finding the Fourth Proportional to 33,162,548.88, 45,764,409.60 and 19,226,605.80
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Solution
The fourth proportional to 33,162,548.88, 45,764,409.60 and 19,226,605.80 is: 26,532,769.43
Step by Step Solution
- Step 1: Write the proportion equation
33,162,548.88 : 45,764,409.60 = 19,226,605.80 : x - Step 2: Convert to fraction form
33,162,548.88/45,764,409.60 = 19,226,605.80/x - Step 3: Cross multiply
33,162,548.88x = 45,764,409.60 × 19,226,605.80 - Step 4: Simplify right side
33,162,548.88x = 879,894,263,048,935.75 - Step 5: Solve for x
x = 879,894,263,048,935.75/33,162,548.88 - Step 6: Final answer
x = 26,532,769.43
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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.