Finding the Fourth Proportional to 50,683,875.36, 76,025,937.63 and 14,292,456.44
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Solution
The fourth proportional to 50,683,875.36, 76,025,937.63 and 14,292,456.44 is: 21,438,719.78
Step by Step Solution
- Step 1: Write the proportion equation
50,683,875.36 : 76,025,937.63 = 14,292,456.44 : x - Step 2: Convert to fraction form
50,683,875.36/76,025,937.63 = 14,292,456.44/x - Step 3: Cross multiply
50,683,875.36x = 76,025,937.63 × 14,292,456.44 - Step 4: Simplify right side
50,683,875.36x = 1,086,597,401,480,003.75 - Step 5: Solve for x
x = 1,086,597,401,480,003.75/50,683,875.36 - Step 6: Final answer
x = 21,438,719.78
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1.5x scale
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.