Finding the Fourth Proportional to 6,803,963.19, 10,207,937.99 and 2,011,777.20
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Solution
The fourth proportional to 6,803,963.19, 10,207,937.99 and 2,011,777.20 is: 3,018,255.15
Step by Step Solution
- Step 1: Write the proportion equation
6,803,963.19 : 10,207,937.99 = 2,011,777.20 : x - Step 2: Convert to fraction form
6,803,963.19/10,207,937.99 = 2,011,777.20/x - Step 3: Cross multiply
6,803,963.19x = 10,207,937.99 × 2,011,777.20 - Step 4: Simplify right side
6,803,963.19x = 20,536,096,912,325.27 - Step 5: Solve for x
x = 20,536,096,912,325.27/6,803,963.19 - Step 6: Final answer
x = 3,018,255.15
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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.