Finding the Fourth Proportional to 13,327,410.13, 19,991,115.16 and 3,230,031.13
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Solution
The fourth proportional to 13,327,410.13, 19,991,115.16 and 3,230,031.13 is: 4,845,046.68
Step by Step Solution
- Step 1: Write the proportion equation
13,327,410.13 : 19,991,115.16 = 3,230,031.13 : x - Step 2: Convert to fraction form
13,327,410.13/19,991,115.16 = 3,230,031.13/x - Step 3: Cross multiply
13,327,410.13x = 19,991,115.16 × 3,230,031.13 - Step 4: Simplify right side
13,327,410.13x = 64,571,924,232,162.06 - Step 5: Solve for x
x = 64,571,924,232,162.06/13,327,410.13 - Step 6: Final answer
x = 4,845,046.68
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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.