Finding the Fourth Proportional to 6,430,112.04, 8,873,067.06 and 3,529,041.96
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Solution
The fourth proportional to 6,430,112.04, 8,873,067.06 and 3,529,041.96 is: 4,869,810.32
Step by Step Solution
- Step 1: Write the proportion equation
6,430,112.04 : 8,873,067.06 = 3,529,041.96 : x - Step 2: Convert to fraction form
6,430,112.04/8,873,067.06 = 3,529,041.96/x - Step 3: Cross multiply
6,430,112.04x = 8,873,067.06 × 3,529,041.96 - Step 4: Simplify right side
6,430,112.04x = 31,313,425,968,633.84 - Step 5: Solve for x
x = 31,313,425,968,633.84/6,430,112.04 - Step 6: Final answer
x = 4,869,810.32
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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.