Finding the Fourth Proportional to 51,803,023.96, 71,486,295.42 and 28,597,651.48
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Solution
The fourth proportional to 51,803,023.96, 71,486,295.42 and 28,597,651.48 is: 39,463,722.50
Step by Step Solution
- Step 1: Write the proportion equation
51,803,023.96 : 71,486,295.42 = 28,597,651.48 : x - Step 2: Convert to fraction form
51,803,023.96/71,486,295.42 = 28,597,651.48/x - Step 3: Cross multiply
51,803,023.96x = 71,486,295.42 × 28,597,651.48 - Step 4: Simplify right side
51,803,023.96x = 2,044,340,162,017,480.25 - Step 5: Solve for x
x = 2,044,340,162,017,480.25/51,803,023.96 - Step 6: Final answer
x = 39,463,722.50
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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.