Finding the Fourth Proportional to 10,366,553.60, 15,549,830.40 and 2,793,519.35
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Solution
The fourth proportional to 10,366,553.60, 15,549,830.40 and 2,793,519.35 is: 4,190,279.03
Step by Step Solution
- Step 1: Write the proportion equation
10,366,553.60 : 15,549,830.40 = 2,793,519.35 : x - Step 2: Convert to fraction form
10,366,553.60/15,549,830.40 = 2,793,519.35/x - Step 3: Cross multiply
10,366,553.60x = 15,549,830.40 × 2,793,519.35 - Step 4: Simplify right side
10,366,553.60x = 43,438,752,111,618.24 - Step 5: Solve for x
x = 43,438,752,111,618.24/10,366,553.60 - Step 6: Final answer
x = 4,190,279.03
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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.