Finding the Fourth Proportional to 50,463,671.40, 69,639,855.84 and 27,258,798.96
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Solution
The fourth proportional to 50,463,671.40, 69,639,855.84 and 27,258,798.96 is: 37,617,136.79
Step by Step Solution
- Step 1: Write the proportion equation
50,463,671.40 : 69,639,855.84 = 27,258,798.96 : x - Step 2: Convert to fraction form
50,463,671.40/69,639,855.84 = 27,258,798.96/x - Step 3: Cross multiply
50,463,671.40x = 69,639,855.84 × 27,258,798.96 - Step 4: Simplify right side
50,463,671.40x = 1,898,298,829,945,942 - Step 5: Solve for x
x = 1,898,298,829,945,942/50,463,671.40 - Step 6: Final answer
x = 37,617,136.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.