Finding the Fourth Proportional to 50,463,673.65, 69,639,858.95 and 27,258,801.21
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Solution
The fourth proportional to 50,463,673.65, 69,639,858.95 and 27,258,801.21 is: 37,617,139.89
Step by Step Solution
- Step 1: Write the proportion equation
50,463,673.65 : 69,639,858.95 = 27,258,801.21 : x - Step 2: Convert to fraction form
50,463,673.65/69,639,858.95 = 27,258,801.21/x - Step 3: Cross multiply
50,463,673.65x = 69,639,858.95 × 27,258,801.21 - Step 4: Simplify right side
50,463,673.65x = 1,898,299,071,274,195.25 - Step 5: Solve for x
x = 1,898,299,071,274,195.25/50,463,673.65 - Step 6: Final answer
x = 37,617,139.89
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1.5x scale
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.