Finding the Fourth Proportional to 49,820,404.70, 74,730,607.05 and 27,145,588.70
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Solution
The fourth proportional to 49,820,404.70, 74,730,607.05 and 27,145,588.70 is: 40,718,383.05
Step by Step Solution
- Step 1: Write the proportion equation
49,820,404.70 : 74,730,607.05 = 27,145,588.70 : x - Step 2: Convert to fraction form
49,820,404.70/74,730,607.05 = 27,145,588.70/x - Step 3: Cross multiply
49,820,404.70x = 74,730,607.05 × 27,145,588.70 - Step 4: Simplify right side
49,820,404.70x = 2,028,606,322,280,620.25 - Step 5: Solve for x
x = 2,028,606,322,280,620.25/49,820,404.70 - Step 6: Final answer
x = 40,718,383.05
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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.