Finding the Fourth Proportional to 29,353,302.80, 44,029,954.20 and 7,787,862.80
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Solution
The fourth proportional to 29,353,302.80, 44,029,954.20 and 7,787,862.80 is: 11,681,794.20
Step by Step Solution
- Step 1: Write the proportion equation
29,353,302.80 : 44,029,954.20 = 7,787,862.80 : x - Step 2: Convert to fraction form
29,353,302.80/44,029,954.20 = 7,787,862.80/x - Step 3: Cross multiply
29,353,302.80x = 44,029,954.20 × 7,787,862.80 - Step 4: Simplify right side
29,353,302.80x = 342,899,242,399,883.75 - Step 5: Solve for x
x = 342,899,242,399,883.75/29,353,302.80 - Step 6: Final answer
x = 11,681,794.20
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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.