Finding the Fourth Proportional to 14,974,207.94, 20,664,420.75 and 8,098,690.01
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Solution
The fourth proportional to 14,974,207.94, 20,664,420.75 and 8,098,690.01 is: 11,176,199.66
Step by Step Solution
- Step 1: Write the proportion equation
14,974,207.94 : 20,664,420.75 = 8,098,690.01 : x - Step 2: Convert to fraction form
14,974,207.94/20,664,420.75 = 8,098,690.01/x - Step 3: Cross multiply
14,974,207.94x = 20,664,420.75 × 8,098,690.01 - Step 4: Simplify right side
14,974,207.94x = 167,354,737,787,139.59 - Step 5: Solve for x
x = 167,354,737,787,139.59/14,974,207.94 - Step 6: Final answer
x = 11,176,199.66
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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.