Finding the Fourth Proportional to 5,919,628.68, 8,169,094.80 and 3,203,374.68
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Solution
The fourth proportional to 5,919,628.68, 8,169,094.80 and 3,203,374.68 is: 4,420,660.97
Step by Step Solution
- Step 1: Write the proportion equation
5,919,628.68 : 8,169,094.80 = 3,203,374.68 : x - Step 2: Convert to fraction form
5,919,628.68/8,169,094.80 = 3,203,374.68/x - Step 3: Cross multiply
5,919,628.68x = 8,169,094.80 × 3,203,374.68 - Step 4: Simplify right side
5,919,628.68x = 26,168,671,440,839.66 - Step 5: Solve for x
x = 26,168,671,440,839.66/5,919,628.68 - Step 6: Final answer
x = 4,420,660.97
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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.