Finding the Fourth Proportional to 7,723,009.60, 11,588,661.60 and 3,235,739.20
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Solution
The fourth proportional to 7,723,009.60, 11,588,661.60 and 3,235,739.20 is: 4,855,346.37
Step by Step Solution
- Step 1: Write the proportion equation
7,723,009.60 : 11,588,661.60 = 3,235,739.20 : x - Step 2: Convert to fraction form
7,723,009.60/11,588,661.60 = 3,235,739.20/x - Step 3: Cross multiply
7,723,009.60x = 11,588,661.60 × 3,235,739.20 - Step 4: Simplify right side
7,723,009.60x = 37,497,886,614,654.72 - Step 5: Solve for x
x = 37,497,886,614,654.72/7,723,009.60 - Step 6: Final answer
x = 4,855,346.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.