Finding the Fourth Proportional to 12,001,363.84, 16,560,101.18 and 7,289,308.99
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Solution
The fourth proportional to 12,001,363.84, 16,560,101.18 and 7,289,308.99 is: 10,058,164.73
Step by Step Solution
- Step 1: Write the proportion equation
12,001,363.84 : 16,560,101.18 = 7,289,308.99 : x - Step 2: Convert to fraction form
12,001,363.84/16,560,101.18 = 7,289,308.99/x - Step 3: Cross multiply
12,001,363.84x = 16,560,101.18 × 7,289,308.99 - Step 4: Simplify right side
12,001,363.84x = 120,711,694,477,736.69 - Step 5: Solve for x
x = 120,711,694,477,736.69/12,001,363.84 - Step 6: Final answer
x = 10,058,164.73
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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.