Finding the Fourth Proportional to 49,497,695.70, 74,246,543.55 and 46,138,463.70
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Solution
The fourth proportional to 49,497,695.70, 74,246,543.55 and 46,138,463.70 is: 69,207,695.55
Step by Step Solution
- Step 1: Write the proportion equation
49,497,695.70 : 74,246,543.55 = 46,138,463.70 : x - Step 2: Convert to fraction form
49,497,695.70/74,246,543.55 = 46,138,463.70/x - Step 3: Cross multiply
49,497,695.70x = 74,246,543.55 × 46,138,463.70 - Step 4: Simplify right side
49,497,695.70x = 3,425,621,454,432,144 - Step 5: Solve for x
x = 3,425,621,454,432,144/49,497,695.70 - Step 6: Final answer
x = 69,207,695.55
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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.