Finding the Fourth Proportional to 61,291,202.68, 84,582,511.50 and 33,790,115.08
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Solution
The fourth proportional to 61,291,202.68, 84,582,511.50 and 33,790,115.08 is: 46,630,718.15
Step by Step Solution
- Step 1: Write the proportion equation
61,291,202.68 : 84,582,511.50 = 33,790,115.08 : x - Step 2: Convert to fraction form
61,291,202.68/84,582,511.50 = 33,790,115.08/x - Step 3: Cross multiply
61,291,202.68x = 84,582,511.50 × 33,790,115.08 - Step 4: Simplify right side
61,291,202.68x = 2,858,052,797,340,423.50 - Step 5: Solve for x
x = 2,858,052,797,340,423.50/61,291,202.68 - Step 6: Final answer
x = 46,630,718.15
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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.