Finding the Fourth Proportional to 10,501,291.80, 15,751,937.70 and 2,523,115.80
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Solution
The fourth proportional to 10,501,291.80, 15,751,937.70 and 2,523,115.80 is: 3,784,673.70
Step by Step Solution
- Step 1: Write the proportion equation
10,501,291.80 : 15,751,937.70 = 2,523,115.80 : x - Step 2: Convert to fraction form
10,501,291.80/15,751,937.70 = 2,523,115.80/x - Step 3: Cross multiply
10,501,291.80x = 15,751,937.70 × 2,523,115.80 - Step 4: Simplify right side
10,501,291.80x = 39,743,962,891,485.66 - Step 5: Solve for x
x = 39,743,962,891,485.66/10,501,291.80 - Step 6: Final answer
x = 3,784,673.70
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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.