Finding the Fourth Proportional to 6,324,389.01, 8,727,616.89 and 3,423,758.76
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Solution
The fourth proportional to 6,324,389.01, 8,727,616.89 and 3,423,758.76 is: 4,724,765.46
Step by Step Solution
- Step 1: Write the proportion equation
6,324,389.01 : 8,727,616.89 = 3,423,758.76 : x - Step 2: Convert to fraction form
6,324,389.01/8,727,616.89 = 3,423,758.76/x - Step 3: Cross multiply
6,324,389.01x = 8,727,616.89 × 3,423,758.76 - Step 4: Simplify right side
6,324,389.01x = 29,881,254,781,061.46 - Step 5: Solve for x
x = 29,881,254,781,061.46/6,324,389.01 - Step 6: Final answer
x = 4,724,765.46
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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.