Finding the Fourth Proportional to 36,879,423.60, 55,319,135.40 and 24,139,225.20
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Solution
The fourth proportional to 36,879,423.60, 55,319,135.40 and 24,139,225.20 is: 36,208,837.80
Step by Step Solution
- Step 1: Write the proportion equation
36,879,423.60 : 55,319,135.40 = 24,139,225.20 : x - Step 2: Convert to fraction form
36,879,423.60/55,319,135.40 = 24,139,225.20/x - Step 3: Cross multiply
36,879,423.60x = 55,319,135.40 × 24,139,225.20 - Step 4: Simplify right side
36,879,423.60x = 1,335,361,067,289,892 - Step 5: Solve for x
x = 1,335,361,067,289,892/36,879,423.60 - Step 6: Final answer
x = 36,208,837.80
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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.