Finding the Fourth Proportional to 7,832,029.05, 10,808,883.99 and 4,569,894.72
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Solution
The fourth proportional to 7,832,029.05, 10,808,883.99 and 4,569,894.72 is: 6,306,853.76
Step by Step Solution
- Step 1: Write the proportion equation
7,832,029.05 : 10,808,883.99 = 4,569,894.72 : x - Step 2: Convert to fraction form
7,832,029.05/10,808,883.99 = 4,569,894.72/x - Step 3: Cross multiply
7,832,029.05x = 10,808,883.99 × 4,569,894.72 - Step 4: Simplify right side
7,832,029.05x = 49,395,461,874,993.53 - Step 5: Solve for x
x = 49,395,461,874,993.53/7,832,029.05 - Step 6: Final answer
x = 6,306,853.76
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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.