Finding the Fourth Proportional to 26,292,824.20, 36,285,974.97 and 14,531,839.84
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Solution
The fourth proportional to 26,292,824.20, 36,285,974.97 and 14,531,839.84 is: 20,054,976.70
Step by Step Solution
- Step 1: Write the proportion equation
26,292,824.20 : 36,285,974.97 = 14,531,839.84 : x - Step 2: Convert to fraction form
26,292,824.20/36,285,974.97 = 14,531,839.84/x - Step 3: Cross multiply
26,292,824.20x = 36,285,974.97 × 14,531,839.84 - Step 4: Simplify right side
26,292,824.20x = 527,301,976,702,288.81 - Step 5: Solve for x
x = 527,301,976,702,288.81/26,292,824.20 - Step 6: Final answer
x = 20,054,976.70
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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.