Finding the Fourth Proportional to 34,205,120.64, 47,201,382.72 and 18,735,274.08
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Solution
The fourth proportional to 34,205,120.64, 47,201,382.72 and 18,735,274.08 is: 25,853,755.98
Step by Step Solution
- Step 1: Write the proportion equation
34,205,120.64 : 47,201,382.72 = 18,735,274.08 : x - Step 2: Convert to fraction form
34,205,120.64/47,201,382.72 = 18,735,274.08/x - Step 3: Cross multiply
34,205,120.64x = 47,201,382.72 × 18,735,274.08 - Step 4: Simplify right side
34,205,120.64x = 884,330,842,214,175.75 - Step 5: Solve for x
x = 884,330,842,214,175.75/34,205,120.64 - Step 6: Final answer
x = 25,853,755.98
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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.