Finding the Fourth Proportional to 45,783,047.55, 68,674,571.33 and 39,618,331.95
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Solution
The fourth proportional to 45,783,047.55, 68,674,571.33 and 39,618,331.95 is: 59,427,497.93
Step by Step Solution
- Step 1: Write the proportion equation
45,783,047.55 : 68,674,571.33 = 39,618,331.95 : x - Step 2: Convert to fraction form
45,783,047.55/68,674,571.33 = 39,618,331.95/x - Step 3: Cross multiply
45,783,047.55x = 68,674,571.33 × 39,618,331.95 - Step 4: Simplify right side
45,783,047.55x = 2,720,771,963,277,801.50 - Step 5: Solve for x
x = 2,720,771,963,277,801.50/45,783,047.55 - Step 6: Final answer
x = 59,427,497.93
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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.