Finding the Fourth Proportional to 50,637,702.24, 69,879,642.84 and 27,432,663.21
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Solution
The fourth proportional to 50,637,702.24, 69,879,642.84 and 27,432,663.21 is: 37,856,865.98
Step by Step Solution
- Step 1: Write the proportion equation
50,637,702.24 : 69,879,642.84 = 27,432,663.21 : x - Step 2: Convert to fraction form
50,637,702.24/69,879,642.84 = 27,432,663.21/x - Step 3: Cross multiply
50,637,702.24x = 69,879,642.84 × 27,432,663.21 - Step 4: Simplify right side
50,637,702.24x = 1,916,984,707,264,808 - Step 5: Solve for x
x = 1,916,984,707,264,808/50,637,702.24 - Step 6: Final answer
x = 37,856,865.98
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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.