Finding the Fourth Proportional to 37,894,481.67, 56,819,964.09 and 14,838,421.76
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Solution
The fourth proportional to 37,894,481.67, 56,819,964.09 and 14,838,421.76 is: 22,249,112.65
Step by Step Solution
- Step 1: Write the proportion equation
37,894,481.67 : 56,819,964.09 = 14,838,421.76 : x - Step 2: Convert to fraction form
37,894,481.67/56,819,964.09 = 14,838,421.76/x - Step 3: Cross multiply
37,894,481.67x = 56,819,964.09 × 14,838,421.76 - Step 4: Simplify right side
37,894,481.67x = 843,118,591,555,474.62 - Step 5: Solve for x
x = 843,118,591,555,474.62/37,894,481.67 - Step 6: Final answer
x = 22,249,112.65
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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.