Finding the Fourth Proportional to 26,621,129.16, 39,933,979.56 and 9,347,844.96
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Solution
The fourth proportional to 26,621,129.16, 39,933,979.56 and 9,347,844.96 is: 14,022,570.09
Step by Step Solution
- Step 1: Write the proportion equation
26,621,129.16 : 39,933,979.56 = 9,347,844.96 : x - Step 2: Convert to fraction form
26,621,129.16/39,933,979.56 = 9,347,844.96/x - Step 3: Cross multiply
26,621,129.16x = 39,933,979.56 × 9,347,844.96 - Step 4: Simplify right side
26,621,129.16x = 373,296,649,562,689.06 - Step 5: Solve for x
x = 373,296,649,562,689.06/26,621,129.16 - Step 6: Final answer
x = 14,022,570.09
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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.