Finding the Fourth Proportional to 17,823,801.84, 26,689,657.80 and 12,301,378
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Solution
The fourth proportional to 17,823,801.84, 26,689,657.80 and 12,301,378 is: 18,420,288.34
Step by Step Solution
- Step 1: Write the proportion equation
17,823,801.84 : 26,689,657.80 = 12,301,378 : x - Step 2: Convert to fraction form
17,823,801.84/26,689,657.80 = 12,301,378/x - Step 3: Cross multiply
17,823,801.84x = 26,689,657.80 × 12,301,378 - Step 4: Simplify right side
17,823,801.84x = 328,319,569,288,448.44 - Step 5: Solve for x
x = 328,319,569,288,448.44/17,823,801.84 - Step 6: Final answer
x = 18,420,288.34
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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.