Finding the Fourth Proportional to 5,863,659.19, 8,091,835.68 and 3,214,501.93
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Solution
The fourth proportional to 5,863,659.19, 8,091,835.68 and 3,214,501.93 is: 4,436,004.98
Step by Step Solution
- Step 1: Write the proportion equation
5,863,659.19 : 8,091,835.68 = 3,214,501.93 : x - Step 2: Convert to fraction form
5,863,659.19/8,091,835.68 = 3,214,501.93/x - Step 3: Cross multiply
5,863,659.19x = 8,091,835.68 × 3,214,501.93 - Step 4: Simplify right side
5,863,659.19x = 26,011,221,363,146.70 - Step 5: Solve for x
x = 26,011,221,363,146.70/5,863,659.19 - Step 6: Final answer
x = 4,436,004.98
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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.