Finding the Fourth Proportional to 8,241,501.24, 12,362,356.20 and 3,122,556.07
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Solution
The fourth proportional to 8,241,501.24, 12,362,356.20 and 3,122,556.07 is: 4,683,873.64
Step by Step Solution
- Step 1: Write the proportion equation
8,241,501.24 : 12,362,356.20 = 3,122,556.07 : x - Step 2: Convert to fraction form
8,241,501.24/12,362,356.20 = 3,122,556.07/x - Step 3: Cross multiply
8,241,501.24x = 12,362,356.20 × 3,122,556.07 - Step 4: Simplify right side
8,241,501.24x = 38,602,150,391,812.13 - Step 5: Solve for x
x = 38,602,150,391,812.13/8,241,501.24 - Step 6: Final answer
x = 4,683,873.64
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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.