Finding the Fourth Proportional to 51,985,301.35, 71,739,733.35 and 28,465,325.68
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Solution
The fourth proportional to 51,985,301.35, 71,739,733.35 and 28,465,325.68 is: 39,282,159.01
Step by Step Solution
- Step 1: Write the proportion equation
51,985,301.35 : 71,739,733.35 = 28,465,325.68 : x - Step 2: Convert to fraction form
51,985,301.35/71,739,733.35 = 28,465,325.68/x - Step 3: Cross multiply
51,985,301.35x = 71,739,733.35 × 28,465,325.68 - Step 4: Simplify right side
51,985,301.35x = 2,042,094,874,004,107.25 - Step 5: Solve for x
x = 2,042,094,874,004,107.25/51,985,301.35 - Step 6: Final answer
x = 39,282,159.01
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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.