Finding the Fourth Proportional to 54,438,176.70, 81,657,265.05 and 49,399,328.70
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Solution
The fourth proportional to 54,438,176.70, 81,657,265.05 and 49,399,328.70 is: 74,098,993.05
Step by Step Solution
- Step 1: Write the proportion equation
54,438,176.70 : 81,657,265.05 = 49,399,328.70 : x - Step 2: Convert to fraction form
54,438,176.70/81,657,265.05 = 49,399,328.70/x - Step 3: Cross multiply
54,438,176.70x = 81,657,265.05 × 49,399,328.70 - Step 4: Simplify right side
54,438,176.70x = 4,033,814,076,947,972 - Step 5: Solve for x
x = 4,033,814,076,947,972/54,438,176.70 - Step 6: Final answer
x = 74,098,993.05
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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.