Finding the Fourth Proportional to 38,716,675.34, 58,074,754.68 and 15,687,270.08
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Solution
The fourth proportional to 38,716,675.34, 58,074,754.68 and 15,687,270.08 is: 23,530,800.45
Step by Step Solution
- Step 1: Write the proportion equation
38,716,675.34 : 58,074,754.68 = 15,687,270.08 : x - Step 2: Convert to fraction form
38,716,675.34/58,074,754.68 = 15,687,270.08/x - Step 3: Cross multiply
38,716,675.34x = 58,074,754.68 × 15,687,270.08 - Step 4: Simplify right side
38,716,675.34x = 911,034,361,494,904 - Step 5: Solve for x
x = 911,034,361,494,904/38,716,675.34 - Step 6: Final answer
x = 23,530,800.45
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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.