Finding the Fourth Proportional to 51,235,375.99, 70,705,616.01 and 28,030,890.46
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Solution
The fourth proportional to 51,235,375.99, 70,705,616.01 and 28,030,890.46 is: 38,683,064.95
Step by Step Solution
- Step 1: Write the proportion equation
51,235,375.99 : 70,705,616.01 = 28,030,890.46 : x - Step 2: Convert to fraction form
51,235,375.99/70,705,616.01 = 28,030,890.46/x - Step 3: Cross multiply
51,235,375.99x = 70,705,616.01 × 28,030,890.46 - Step 4: Simplify right side
51,235,375.99x = 1,981,941,376,929,604.25 - Step 5: Solve for x
x = 1,981,941,376,929,604.25/51,235,375.99 - Step 6: Final answer
x = 38,683,064.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.