Finding the Fourth Proportional to 29,432,969.95, 40,617,102.05 and 16,380,225.41
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Solution
The fourth proportional to 29,432,969.95, 40,617,102.05 and 16,380,225.41 is: 22,604,490.41
Step by Step Solution
- Step 1: Write the proportion equation
29,432,969.95 : 40,617,102.05 = 16,380,225.41 : x - Step 2: Convert to fraction form
29,432,969.95/40,617,102.05 = 16,380,225.41/x - Step 3: Cross multiply
29,432,969.95x = 40,617,102.05 × 16,380,225.41 - Step 4: Simplify right side
29,432,969.95x = 665,317,286,948,551 - Step 5: Solve for x
x = 665,317,286,948,551/29,432,969.95 - Step 6: Final answer
x = 22,604,490.41
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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.