Finding the Fourth Proportional to 21,088,347.48, 31,621,146.84 and 9,567,528.24
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Solution
The fourth proportional to 21,088,347.48, 31,621,146.84 and 9,567,528.24 is: 14,346,131.94
Step by Step Solution
- Step 1: Write the proportion equation
21,088,347.48 : 31,621,146.84 = 9,567,528.24 : x - Step 2: Convert to fraction form
21,088,347.48/31,621,146.84 = 9,567,528.24/x - Step 3: Cross multiply
21,088,347.48x = 31,621,146.84 × 9,567,528.24 - Step 4: Simplify right side
21,088,347.48x = 302,536,215,372,886.75 - Step 5: Solve for x
x = 302,536,215,372,886.75/21,088,347.48 - Step 6: Final answer
x = 14,346,131.94
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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.