Finding the Fourth Proportional to 13,417,845.99, 20,126,943.90 and 3,833,537.19
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Solution
The fourth proportional to 13,417,845.99, 20,126,943.90 and 3,833,537.19 is: 5,750,355.76
Step by Step Solution
- Step 1: Write the proportion equation
13,417,845.99 : 20,126,943.90 = 3,833,537.19 : x - Step 2: Convert to fraction form
13,417,845.99/20,126,943.90 = 3,833,537.19/x - Step 3: Cross multiply
13,417,845.99x = 20,126,943.90 × 3,833,537.19 - Step 4: Simplify right side
13,417,845.99x = 77,157,387,961,693.64 - Step 5: Solve for x
x = 77,157,387,961,693.64/13,417,845.99 - Step 6: Final answer
x = 5,750,355.76
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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.