Finding the Fourth Proportional to 32,296,124.61, 48,432,114.68 and 13,120,421.13
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Solution
The fourth proportional to 32,296,124.61, 48,432,114.68 and 13,120,421.13 is: 19,675,727.30
Step by Step Solution
- Step 1: Write the proportion equation
32,296,124.61 : 48,432,114.68 = 13,120,421.13 : x - Step 2: Convert to fraction form
32,296,124.61/48,432,114.68 = 13,120,421.13/x - Step 3: Cross multiply
32,296,124.61x = 48,432,114.68 × 13,120,421.13 - Step 4: Simplify right side
32,296,124.61x = 635,449,740,752,453.12 - Step 5: Solve for x
x = 635,449,740,752,453.12/32,296,124.61 - Step 6: Final answer
x = 19,675,727.30
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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.