Finding the Fourth Proportional to 53,273,266.80, 79,909,900.20 and 27,764,098.80
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Solution
The fourth proportional to 53,273,266.80, 79,909,900.20 and 27,764,098.80 is: 41,646,148.20
Step by Step Solution
- Step 1: Write the proportion equation
53,273,266.80 : 79,909,900.20 = 27,764,098.80 : x - Step 2: Convert to fraction form
53,273,266.80/79,909,900.20 = 27,764,098.80/x - Step 3: Cross multiply
53,273,266.80x = 79,909,900.20 × 27,764,098.80 - Step 4: Simplify right side
53,273,266.80x = 2,218,626,364,250,940 - Step 5: Solve for x
x = 2,218,626,364,250,940/53,273,266.80 - Step 6: Final answer
x = 41,646,148.20
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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.