Finding the Fourth Proportional to 51,628,753.22, 71,244,974.99 and 28,419,346.94
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Solution
The fourth proportional to 51,628,753.22, 71,244,974.99 and 28,419,346.94 is: 39,217,210.09
Step by Step Solution
- Step 1: Write the proportion equation
51,628,753.22 : 71,244,974.99 = 28,419,346.94 : x - Step 2: Convert to fraction form
51,628,753.22/71,244,974.99 = 28,419,346.94/x - Step 3: Cross multiply
51,628,753.22x = 71,244,974.99 × 28,419,346.94 - Step 4: Simplify right side
51,628,753.22x = 2,024,735,661,687,256.75 - Step 5: Solve for x
x = 2,024,735,661,687,256.75/51,628,753.22 - Step 6: Final answer
x = 39,217,210.09
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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.