Finding the Fourth Proportional to 16,587,961.99, 24,881,921.49 and 4,457,425.62
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Solution
The fourth proportional to 16,587,961.99, 24,881,921.49 and 4,457,425.62 is: 6,686,132.65
Step by Step Solution
- Step 1: Write the proportion equation
16,587,961.99 : 24,881,921.49 = 4,457,425.62 : x - Step 2: Convert to fraction form
16,587,961.99/24,881,921.49 = 4,457,425.62/x - Step 3: Cross multiply
16,587,961.99x = 24,881,921.49 × 4,457,425.62 - Step 4: Simplify right side
16,587,961.99x = 110,909,314,324,354.56 - Step 5: Solve for x
x = 110,909,314,324,354.56/16,587,961.99 - Step 6: Final answer
x = 6,686,132.65
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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.