Finding the Fourth Proportional to 14,166,701.70, 21,255,301.35 and 13,641,821.70
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Solution
The fourth proportional to 14,166,701.70, 21,255,301.35 and 13,641,821.70 is: 20,467,786.88
Step by Step Solution
- Step 1: Write the proportion equation
14,166,701.70 : 21,255,301.35 = 13,641,821.70 : x - Step 2: Convert to fraction form
14,166,701.70/21,255,301.35 = 13,641,821.70/x - Step 3: Cross multiply
14,166,701.70x = 21,255,301.35 × 13,641,821.70 - Step 4: Simplify right side
14,166,701.70x = 289,961,031,196,469.31 - Step 5: Solve for x
x = 289,961,031,196,469.31/14,166,701.70 - Step 6: Final answer
x = 20,467,786.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.