Finding the Fourth Proportional to 49,031,668.80, 73,435,528.80 and 28,876,276.80
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Solution
The fourth proportional to 49,031,668.80, 73,435,528.80 and 28,876,276.80 is: 43,248,469.99
Step by Step Solution
- Step 1: Write the proportion equation
49,031,668.80 : 73,435,528.80 = 28,876,276.80 : x - Step 2: Convert to fraction form
49,031,668.80/73,435,528.80 = 28,876,276.80/x - Step 3: Cross multiply
49,031,668.80x = 73,435,528.80 × 28,876,276.80 - Step 4: Simplify right side
49,031,668.80x = 2,120,544,656,583,171.75 - Step 5: Solve for x
x = 2,120,544,656,583,171.75/49,031,668.80 - Step 6: Final answer
x = 43,248,469.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.