Finding the Fourth Proportional to 10,800,937.92, 14,898,271.68 and 6,927,323.52
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Solution
The fourth proportional to 10,800,937.92, 14,898,271.68 and 6,927,323.52 is: 9,555,202.39
Step by Step Solution
- Step 1: Write the proportion equation
10,800,937.92 : 14,898,271.68 = 6,927,323.52 : x - Step 2: Convert to fraction form
10,800,937.92/14,898,271.68 = 6,927,323.52/x - Step 3: Cross multiply
10,800,937.92x = 14,898,271.68 × 6,927,323.52 - Step 4: Simplify right side
10,800,937.92x = 103,205,147,816,213.91 - Step 5: Solve for x
x = 103,205,147,816,213.91/10,800,937.92 - Step 6: Final answer
x = 9,555,202.39
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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.