Finding the Fourth Proportional to 49,832,523.80, 74,748,785.70 and 36,395,595.80
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Solution
The fourth proportional to 49,832,523.80, 74,748,785.70 and 36,395,595.80 is: 54,593,393.70
Step by Step Solution
- Step 1: Write the proportion equation
49,832,523.80 : 74,748,785.70 = 36,395,595.80 : x - Step 2: Convert to fraction form
49,832,523.80/74,748,785.70 = 36,395,595.80/x - Step 3: Cross multiply
49,832,523.80x = 74,748,785.70 × 36,395,595.80 - Step 4: Simplify right side
49,832,523.80x = 2,720,526,590,878,020 - Step 5: Solve for x
x = 2,720,526,590,878,020/49,832,523.80 - Step 6: Final answer
x = 54,593,393.70
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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.