Finding the Fourth Proportional to 5,447,124.60, 8,168,718.60 and 2,207,302.80
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Solution
The fourth proportional to 5,447,124.60, 8,168,718.60 and 2,207,302.80 is: 3,310,156.60
Step by Step Solution
- Step 1: Write the proportion equation
5,447,124.60 : 8,168,718.60 = 2,207,302.80 : x - Step 2: Convert to fraction form
5,447,124.60/8,168,718.60 = 2,207,302.80/x - Step 3: Cross multiply
5,447,124.60x = 8,168,718.60 × 2,207,302.80 - Step 4: Simplify right side
5,447,124.60x = 18,030,835,438,192.08 - Step 5: Solve for x
x = 18,030,835,438,192.08/5,447,124.60 - Step 6: Final answer
x = 3,310,156.60
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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.