Finding the Fourth Proportional to 7,285,743.58, 10,927,866.46 and 2,427,525.38
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Solution
The fourth proportional to 7,285,743.58, 10,927,866.46 and 2,427,525.38 is: 3,641,038.54
Step by Step Solution
- Step 1: Write the proportion equation
7,285,743.58 : 10,927,866.46 = 2,427,525.38 : x - Step 2: Convert to fraction form
7,285,743.58/10,927,866.46 = 2,427,525.38/x - Step 3: Cross multiply
7,285,743.58x = 10,927,866.46 × 2,427,525.38 - Step 4: Simplify right side
7,285,743.58x = 26,527,673,180,900.75 - Step 5: Solve for x
x = 26,527,673,180,900.75/7,285,743.58 - Step 6: Final answer
x = 3,641,038.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.