Finding the Fourth Proportional to 5,107,600.14, 7,048,542.51 and 2,815,842.84
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Solution
The fourth proportional to 5,107,600.14, 7,048,542.51 and 2,815,842.84 is: 3,885,893.06
Step by Step Solution
- Step 1: Write the proportion equation
5,107,600.14 : 7,048,542.51 = 2,815,842.84 : x - Step 2: Convert to fraction form
5,107,600.14/7,048,542.51 = 2,815,842.84/x - Step 3: Cross multiply
5,107,600.14x = 7,048,542.51 × 2,815,842.84 - Step 4: Simplify right side
5,107,600.14x = 19,847,587,959,219.12 - Step 5: Solve for x
x = 19,847,587,959,219.12/5,107,600.14 - Step 6: Final answer
x = 3,885,893.06
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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.