Finding the Fourth Proportional to 13,214,303.96, 19,821,417.56 and 3,629,691.68
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Solution
The fourth proportional to 13,214,303.96, 19,821,417.56 and 3,629,691.68 is: 5,444,526.98
Step by Step Solution
- Step 1: Write the proportion equation
13,214,303.96 : 19,821,417.56 = 3,629,691.68 : x - Step 2: Convert to fraction form
13,214,303.96/19,821,417.56 = 3,629,691.68/x - Step 3: Cross multiply
13,214,303.96x = 19,821,417.56 × 3,629,691.68 - Step 4: Simplify right side
13,214,303.96x = 71,945,634,385,189.44 - Step 5: Solve for x
x = 71,945,634,385,189.44/13,214,303.96 - Step 6: Final answer
x = 5,444,526.98
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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.