Finding the Fourth Proportional to 5,572,088.24, 8,358,134.16 and 3,678,386.81
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Solution
The fourth proportional to 5,572,088.24, 8,358,134.16 and 3,678,386.81 is: 5,517,581.40
Step by Step Solution
- Step 1: Write the proportion equation
5,572,088.24 : 8,358,134.16 = 3,678,386.81 : x - Step 2: Convert to fraction form
5,572,088.24/8,358,134.16 = 3,678,386.81/x - Step 3: Cross multiply
5,572,088.24x = 8,358,134.16 × 3,678,386.81 - Step 4: Simplify right side
5,572,088.24x = 30,744,450,408,563.76 - Step 5: Solve for x
x = 30,744,450,408,563.76/5,572,088.24 - Step 6: Final answer
x = 5,517,581.40
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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.