Finding the Fourth Proportional to 5,525,898.44, 7,625,624.10 and 3,078,506.12
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Solution
The fourth proportional to 5,525,898.44, 7,625,624.10 and 3,078,506.12 is: 4,248,273.96
Step by Step Solution
- Step 1: Write the proportion equation
5,525,898.44 : 7,625,624.10 = 3,078,506.12 : x - Step 2: Convert to fraction form
5,525,898.44/7,625,624.10 = 3,078,506.12/x - Step 3: Cross multiply
5,525,898.44x = 7,625,624.10 × 3,078,506.12 - Step 4: Simplify right side
5,525,898.44x = 23,475,530,460,669.49 - Step 5: Solve for x
x = 23,475,530,460,669.49/5,525,898.44 - Step 6: Final answer
x = 4,248,273.96
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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.