Finding the Fourth Proportional to 8,710,167.63, 12,021,339.29 and 6,270,852.63
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Solution
The fourth proportional to 8,710,167.63, 12,021,339.29 and 6,270,852.63 is: 8,654,718.29
Step by Step Solution
- Step 1: Write the proportion equation
8,710,167.63 : 12,021,339.29 = 6,270,852.63 : x - Step 2: Convert to fraction form
8,710,167.63/12,021,339.29 = 6,270,852.63/x - Step 3: Cross multiply
8,710,167.63x = 12,021,339.29 × 6,270,852.63 - Step 4: Simplify right side
8,710,167.63x = 75,384,047,102,818.83 - Step 5: Solve for x
x = 75,384,047,102,818.83/8,710,167.63 - Step 6: Final answer
x = 8,654,718.29
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1.5x scale
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.