Finding the Fourth Proportional to 13,394,778.03, 18,492,717.83 and 8,437,468.88
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Solution
The fourth proportional to 13,394,778.03, 18,492,717.83 and 8,437,468.88 is: 11,648,698.52
Step by Step Solution
- Step 1: Write the proportion equation
13,394,778.03 : 18,492,717.83 = 8,437,468.88 : x - Step 2: Convert to fraction form
13,394,778.03/18,492,717.83 = 8,437,468.88/x - Step 3: Cross multiply
13,394,778.03x = 18,492,717.83 × 8,437,468.88 - Step 4: Simplify right side
13,394,778.03x = 156,031,731,062,595.19 - Step 5: Solve for x
x = 156,031,731,062,595.19/13,394,778.03 - Step 6: Final answer
x = 11,648,698.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.