Finding the Fourth Proportional to 5,855,655.36, 8,078,963.04 and 3,276,926.40
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Solution
The fourth proportional to 5,855,655.36, 8,078,963.04 and 3,276,926.40 is: 4,521,127.98
Step by Step Solution
- Step 1: Write the proportion equation
5,855,655.36 : 8,078,963.04 = 3,276,926.40 : x - Step 2: Convert to fraction form
5,855,655.36/8,078,963.04 = 3,276,926.40/x - Step 3: Cross multiply
5,855,655.36x = 8,078,963.04 × 3,276,926.40 - Step 4: Simplify right side
5,855,655.36x = 26,474,167,270,400.25 - Step 5: Solve for x
x = 26,474,167,270,400.25/5,855,655.36 - Step 6: Final answer
x = 4,521,127.98
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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.