Finding the Fourth Proportional to 5,028,802.92, 6,939,747.99 and 2,736,980.01
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Solution
The fourth proportional to 5,028,802.92, 6,939,747.99 and 2,736,980.01 is: 3,777,032.39
Step by Step Solution
- Step 1: Write the proportion equation
5,028,802.92 : 6,939,747.99 = 2,736,980.01 : x - Step 2: Convert to fraction form
5,028,802.92/6,939,747.99 = 2,736,980.01/x - Step 3: Cross multiply
5,028,802.92x = 6,939,747.99 × 2,736,980.01 - Step 4: Simplify right side
5,028,802.92x = 18,993,951,523,067.68 - Step 5: Solve for x
x = 18,993,951,523,067.68/5,028,802.92 - Step 6: Final answer
x = 3,777,032.39
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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.