Finding the Fourth Proportional to 9,656,564.40, 14,495,905.80 and 5,669,722.80
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Solution
The fourth proportional to 9,656,564.40, 14,495,905.80 and 5,669,722.80 is: 8,511,077.46
Step by Step Solution
- Step 1: Write the proportion equation
9,656,564.40 : 14,495,905.80 = 5,669,722.80 : x - Step 2: Convert to fraction form
9,656,564.40/14,495,905.80 = 5,669,722.80/x - Step 3: Cross multiply
9,656,564.40x = 14,495,905.80 × 5,669,722.80 - Step 4: Simplify right side
9,656,564.40x = 82,187,767,620,912.23 - Step 5: Solve for x
x = 82,187,767,620,912.23/9,656,564.40 - Step 6: Final answer
x = 8,511,077.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.