Finding the Fourth Proportional to 53,884,363.14, 80,789,652.45 and 19,339,998.30
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Solution
The fourth proportional to 53,884,363.14, 80,789,652.45 and 19,339,998.30 is: 28,996,756.20
Step by Step Solution
- Step 1: Write the proportion equation
53,884,363.14 : 80,789,652.45 = 19,339,998.30 : x - Step 2: Convert to fraction form
53,884,363.14/80,789,652.45 = 19,339,998.30/x - Step 3: Cross multiply
53,884,363.14x = 80,789,652.45 × 19,339,998.30 - Step 4: Simplify right side
53,884,363.14x = 1,562,471,741,040,591 - Step 5: Solve for x
x = 1,562,471,741,040,591/53,884,363.14 - Step 6: Final answer
x = 28,996,756.20
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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.