Finding the Fourth Proportional to 56,051,039.80, 84,076,559.70 and 15,661,523.80
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Solution
The fourth proportional to 56,051,039.80, 84,076,559.70 and 15,661,523.80 is: 23,492,285.70
Step by Step Solution
- Step 1: Write the proportion equation
56,051,039.80 : 84,076,559.70 = 15,661,523.80 : x - Step 2: Convert to fraction form
56,051,039.80/84,076,559.70 = 15,661,523.80/x - Step 3: Cross multiply
56,051,039.80x = 84,076,559.70 × 15,661,523.80 - Step 4: Simplify right side
56,051,039.80x = 1,316,767,040,763,671 - Step 5: Solve for x
x = 1,316,767,040,763,671/56,051,039.80 - Step 6: Final answer
x = 23,492,285.70
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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.