Finding the Fourth Proportional to 10,366,283.01, 15,549,431.42 and 4,299,385.77
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Solution
The fourth proportional to 10,366,283.01, 15,549,431.42 and 4,299,385.77 is: 6,449,081.52
Step by Step Solution
- Step 1: Write the proportion equation
10,366,283.01 : 15,549,431.42 = 4,299,385.77 : x - Step 2: Convert to fraction form
10,366,283.01/15,549,431.42 = 4,299,385.77/x - Step 3: Cross multiply
10,366,283.01x = 15,549,431.42 × 4,299,385.77 - Step 4: Simplify right side
10,366,283.01x = 66,853,004,178,738.88 - Step 5: Solve for x
x = 66,853,004,178,738.88/10,366,283.01 - Step 6: Final answer
x = 6,449,081.52
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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.