Finding the Fourth Proportional to 63,912,138.70, 95,868,208.05 and 53,283,318.70
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Solution
The fourth proportional to 63,912,138.70, 95,868,208.05 and 53,283,318.70 is: 79,924,978.05
Step by Step Solution
- Step 1: Write the proportion equation
63,912,138.70 : 95,868,208.05 = 53,283,318.70 : x - Step 2: Convert to fraction form
63,912,138.70/95,868,208.05 = 53,283,318.70/x - Step 3: Cross multiply
63,912,138.70x = 95,868,208.05 × 53,283,318.70 - Step 4: Simplify right side
63,912,138.70x = 5,108,176,282,726,056 - Step 5: Solve for x
x = 5,108,176,282,726,056/63,912,138.70 - Step 6: Final answer
x = 79,924,978.05
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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.