Finding the Fourth Proportional to 5,830,702.24, 8,046,315.12 and 3,217,230.40
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Solution
The fourth proportional to 5,830,702.24, 8,046,315.12 and 3,217,230.40 is: 4,439,748.17
Step by Step Solution
- Step 1: Write the proportion equation
5,830,702.24 : 8,046,315.12 = 3,217,230.40 : x - Step 2: Convert to fraction form
5,830,702.24/8,046,315.12 = 3,217,230.40/x - Step 3: Cross multiply
5,830,702.24x = 8,046,315.12 × 3,217,230.40 - Step 4: Simplify right side
5,830,702.24x = 25,886,849,612,043.65 - Step 5: Solve for x
x = 25,886,849,612,043.65/5,830,702.24 - Step 6: Final answer
x = 4,439,748.17
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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.