Finding the Fourth Proportional to 74,792,729.22, 112,224,623.46 and 51,799,048.62
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Solution
The fourth proportional to 74,792,729.22, 112,224,623.46 and 51,799,048.62 is: 77,723,179.61
Step by Step Solution
- Step 1: Write the proportion equation
74,792,729.22 : 112,224,623.46 = 51,799,048.62 : x - Step 2: Convert to fraction form
74,792,729.22/112,224,623.46 = 51,799,048.62/x - Step 3: Cross multiply
74,792,729.22x = 112,224,623.46 × 51,799,048.62 - Step 4: Simplify right side
74,792,729.22x = 5,813,128,726,965,732 - Step 5: Solve for x
x = 5,813,128,726,965,732/74,792,729.22 - Step 6: Final answer
x = 77,723,179.61
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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.