Finding the Fourth Proportional to 10,973,525.39, 15,143,262.42 and 6,078,640.08
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Solution
The fourth proportional to 10,973,525.39, 15,143,262.42 and 6,078,640.08 is: 8,388,411.07
Step by Step Solution
- Step 1: Write the proportion equation
10,973,525.39 : 15,143,262.42 = 6,078,640.08 : x - Step 2: Convert to fraction form
10,973,525.39/15,143,262.42 = 6,078,640.08/x - Step 3: Cross multiply
10,973,525.39x = 15,143,262.42 × 6,078,640.08 - Step 4: Simplify right side
10,973,525.39x = 92,050,441,808,587.66 - Step 5: Solve for x
x = 92,050,441,808,587.66/10,973,525.39 - Step 6: Final answer
x = 8,388,411.07
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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.