Finding the Fourth Proportional to 10,790,186.40, 14,890,283.40 and 5,895,303.36
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Solution
The fourth proportional to 10,790,186.40, 14,890,283.40 and 5,895,303.36 is: 8,135,423.66
Step by Step Solution
- Step 1: Write the proportion equation
10,790,186.40 : 14,890,283.40 = 5,895,303.36 : x - Step 2: Convert to fraction form
10,790,186.40/14,890,283.40 = 5,895,303.36/x - Step 3: Cross multiply
10,790,186.40x = 14,890,283.40 × 5,895,303.36 - Step 4: Simplify right side
10,790,186.40x = 87,782,737,759,372.23 - Step 5: Solve for x
x = 87,782,737,759,372.23/10,790,186.40 - Step 6: Final answer
x = 8,135,423.66
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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.