Finding the Fourth Proportional to 6,993,769.48, 9,651,699.74 and 3,896,291.08
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Solution
The fourth proportional to 6,993,769.48, 9,651,699.74 and 3,896,291.08 is: 5,377,047.63
Step by Step Solution
- Step 1: Write the proportion equation
6,993,769.48 : 9,651,699.74 = 3,896,291.08 : x - Step 2: Convert to fraction form
6,993,769.48/9,651,699.74 = 3,896,291.08/x - Step 3: Cross multiply
6,993,769.48x = 9,651,699.74 × 3,896,291.08 - Step 4: Simplify right side
6,993,769.48x = 37,605,831,603,800.32 - Step 5: Solve for x
x = 37,605,831,603,800.32/6,993,769.48 - Step 6: Final answer
x = 5,377,047.63
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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.