Finding the Fourth Proportional to 17,838,239.24, 26,761,345.68 and 5,708,431.28
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Solution
The fourth proportional to 17,838,239.24, 26,761,345.68 and 5,708,431.28 is: 8,563,922.75
Step by Step Solution
- Step 1: Write the proportion equation
17,838,239.24 : 26,761,345.68 = 5,708,431.28 : x - Step 2: Convert to fraction form
17,838,239.24/26,761,345.68 = 5,708,431.28/x - Step 3: Cross multiply
17,838,239.24x = 26,761,345.68 × 5,708,431.28 - Step 4: Simplify right side
17,838,239.24x = 152,765,302,774,604.88 - Step 5: Solve for x
x = 152,765,302,774,604.88/17,838,239.24 - Step 6: Final answer
x = 8,563,922.75
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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.