Finding the Fourth Proportional to 49,594,144.68, 74,391,113.34 and 13,692,249
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Solution
The fourth proportional to 49,594,144.68, 74,391,113.34 and 13,692,249 is: 20,538,344.88
Step by Step Solution
- Step 1: Write the proportion equation
49,594,144.68 : 74,391,113.34 = 13,692,249 : x - Step 2: Convert to fraction form
49,594,144.68/74,391,113.34 = 13,692,249/x - Step 3: Cross multiply
49,594,144.68x = 74,391,113.34 × 13,692,249 - Step 4: Simplify right side
49,594,144.68x = 1,018,581,647,238,501.75 - Step 5: Solve for x
x = 1,018,581,647,238,501.75/49,594,144.68 - Step 6: Final answer
x = 20,538,344.88
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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.