Finding the Fourth Proportional to 7,873,905.04, 10,865,988.96 and 4,252,233.04
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Solution
The fourth proportional to 7,873,905.04, 10,865,988.96 and 4,252,233.04 is: 5,868,081.60
Step by Step Solution
- Step 1: Write the proportion equation
7,873,905.04 : 10,865,988.96 = 4,252,233.04 : x - Step 2: Convert to fraction form
7,873,905.04/10,865,988.96 = 4,252,233.04/x - Step 3: Cross multiply
7,873,905.04x = 10,865,988.96 × 4,252,233.04 - Step 4: Simplify right side
7,873,905.04x = 46,204,717,267,987.24 - Step 5: Solve for x
x = 46,204,717,267,987.24/7,873,905.04 - Step 6: Final answer
x = 5,868,081.60
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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.