Finding the Fourth Proportional to 5,803,212.20, 8,694,320.70 and 4,963,404.20
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Solution
The fourth proportional to 5,803,212.20, 8,694,320.70 and 4,963,404.20 is: 7,436,127.85
Step by Step Solution
- Step 1: Write the proportion equation
5,803,212.20 : 8,694,320.70 = 4,963,404.20 : x - Step 2: Convert to fraction form
5,803,212.20/8,694,320.70 = 4,963,404.20/x - Step 3: Cross multiply
5,803,212.20x = 8,694,320.70 × 4,963,404.20 - Step 4: Simplify right side
5,803,212.20x = 43,153,427,878,526.94 - Step 5: Solve for x
x = 43,153,427,878,526.94/5,803,212.20 - Step 6: Final answer
x = 7,436,127.85
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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.