Finding the Fourth Proportional to 32,470,408.36, 48,707,884.86 and 13,039,631.20
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Solution
The fourth proportional to 32,470,408.36, 48,707,884.86 and 13,039,631.20 is: 19,560,359.33
Step by Step Solution
- Step 1: Write the proportion equation
32,470,408.36 : 48,707,884.86 = 13,039,631.20 : x - Step 2: Convert to fraction form
32,470,408.36/48,707,884.86 = 13,039,631.20/x - Step 3: Cross multiply
32,470,408.36x = 48,707,884.86 × 13,039,631.20 - Step 4: Simplify right side
32,470,408.36x = 635,132,855,106,463.62 - Step 5: Solve for x
x = 635,132,855,106,463.62/32,470,408.36 - Step 6: Final answer
x = 19,560,359.33
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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.