Finding the Fourth Proportional to 5,372,164.35, 7,412,437.37 and 3,196,282.51
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Solution
The fourth proportional to 5,372,164.35, 7,412,437.37 and 3,196,282.51 is: 4,410,185.99
Step by Step Solution
- Step 1: Write the proportion equation
5,372,164.35 : 7,412,437.37 = 3,196,282.51 : x - Step 2: Convert to fraction form
5,372,164.35/7,412,437.37 = 3,196,282.51/x - Step 3: Cross multiply
5,372,164.35x = 7,412,437.37 × 3,196,282.51 - Step 4: Simplify right side
5,372,164.35x = 23,692,243,939,457.65 - Step 5: Solve for x
x = 23,692,243,939,457.65/5,372,164.35 - Step 6: Final answer
x = 4,410,185.99
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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.