Finding the Fourth Proportional to 45,576,974.30, 68,365,572.70 and 11,498,320.58
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Solution
The fourth proportional to 45,576,974.30, 68,365,572.70 and 11,498,320.58 is: 17,247,508.94
Step by Step Solution
- Step 1: Write the proportion equation
45,576,974.30 : 68,365,572.70 = 11,498,320.58 : x - Step 2: Convert to fraction form
45,576,974.30/68,365,572.70 = 11,498,320.58/x - Step 3: Cross multiply
45,576,974.30x = 68,365,572.70 × 11,498,320.58 - Step 4: Simplify right side
45,576,974.30x = 786,089,271,539,896.25 - Step 5: Solve for x
x = 786,089,271,539,896.25/45,576,974.30 - Step 6: Final answer
x = 17,247,508.94
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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.