Finding the Fourth Proportional to 61,402,260.08, 84,734,883.24 and 33,899,986.64
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Solution
The fourth proportional to 61,402,260.08, 84,734,883.24 and 33,899,986.64 is: 46,781,851.45
Step by Step Solution
- Step 1: Write the proportion equation
61,402,260.08 : 84,734,883.24 = 33,899,986.64 : x - Step 2: Convert to fraction form
61,402,260.08/84,734,883.24 = 33,899,986.64/x - Step 3: Cross multiply
61,402,260.08x = 84,734,883.24 × 33,899,986.64 - Step 4: Simplify right side
61,402,260.08x = 2,872,511,409,777,960 - Step 5: Solve for x
x = 2,872,511,409,777,960/61,402,260.08 - Step 6: Final answer
x = 46,781,851.45
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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.