Finding the Fourth Proportional to 23,361,986.92, 32,239,202.34 and 13,048,856.68
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Solution
The fourth proportional to 23,361,986.92, 32,239,202.34 and 13,048,856.68 is: 18,007,232.53
Step by Step Solution
- Step 1: Write the proportion equation
23,361,986.92 : 32,239,202.34 = 13,048,856.68 : x - Step 2: Convert to fraction form
23,361,986.92/32,239,202.34 = 13,048,856.68/x - Step 3: Cross multiply
23,361,986.92x = 32,239,202.34 × 13,048,856.68 - Step 4: Simplify right side
23,361,986.92x = 420,684,730,812,180.62 - Step 5: Solve for x
x = 420,684,730,812,180.62/23,361,986.92 - Step 6: Final answer
x = 18,007,232.53
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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.