Finding the Fourth Proportional to 32,977,313.20, 49,465,969.80 and 15,971,201.20
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Solution
The fourth proportional to 32,977,313.20, 49,465,969.80 and 15,971,201.20 is: 23,956,801.80
Step by Step Solution
- Step 1: Write the proportion equation
32,977,313.20 : 49,465,969.80 = 15,971,201.20 : x - Step 2: Convert to fraction form
32,977,313.20/49,465,969.80 = 15,971,201.20/x - Step 3: Cross multiply
32,977,313.20x = 49,465,969.80 × 15,971,201.20 - Step 4: Simplify right side
32,977,313.20x = 790,030,956,228,923.62 - Step 5: Solve for x
x = 790,030,956,228,923.62/32,977,313.20 - Step 6: Final answer
x = 23,956,801.80
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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.