Finding the Fourth Proportional to 41,422,180.21, 62,148,421.28 and 19,274,885.62
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Solution
The fourth proportional to 41,422,180.21, 62,148,421.28 and 19,274,885.62 is: 28,919,378.59
Step by Step Solution
- Step 1: Write the proportion equation
41,422,180.21 : 62,148,421.28 = 19,274,885.62 : x - Step 2: Convert to fraction form
41,422,180.21/62,148,421.28 = 19,274,885.62/x - Step 3: Cross multiply
41,422,180.21x = 62,148,421.28 × 19,274,885.62 - Step 4: Simplify right side
41,422,180.21x = 1,197,903,711,539,199.50 - Step 5: Solve for x
x = 1,197,903,711,539,199.50/41,422,180.21 - Step 6: Final answer
x = 28,919,378.59
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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.