Finding the Fourth Proportional to 14,566,823.37, 20,102,217.39 and 8,040,454.47
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Solution
The fourth proportional to 14,566,823.37, 20,102,217.39 and 8,040,454.47 is: 11,095,827.80
Step by Step Solution
- Step 1: Write the proportion equation
14,566,823.37 : 20,102,217.39 = 8,040,454.47 : x - Step 2: Convert to fraction form
14,566,823.37/20,102,217.39 = 8,040,454.47/x - Step 3: Cross multiply
14,566,823.37x = 20,102,217.39 × 8,040,454.47 - Step 4: Simplify right side
14,566,823.37x = 161,630,963,670,337.22 - Step 5: Solve for x
x = 161,630,963,670,337.22/14,566,823.37 - Step 6: Final answer
x = 11,095,827.80
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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.