Finding the Fourth Proportional to 10,153,394.40, 15,228,593.50 and 2,962,997.67
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Solution
The fourth proportional to 10,153,394.40, 15,228,593.50 and 2,962,997.67 is: 4,444,059.32
Step by Step Solution
- Step 1: Write the proportion equation
10,153,394.40 : 15,228,593.50 = 2,962,997.67 : x - Step 2: Convert to fraction form
10,153,394.40/15,228,593.50 = 2,962,997.67/x - Step 3: Cross multiply
10,153,394.40x = 15,228,593.50 × 2,962,997.67 - Step 4: Simplify right side
10,153,394.40x = 45,122,287,057,877.14 - Step 5: Solve for x
x = 45,122,287,057,877.14/10,153,394.40 - Step 6: Final answer
x = 4,444,059.32
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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.