Finding the Fourth Proportional to 10,366,249.28, 15,549,380.80 and 4,299,352.02
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Solution
The fourth proportional to 10,366,249.28, 15,549,380.80 and 4,299,352.02 is: 6,449,030.88
Step by Step Solution
- Step 1: Write the proportion equation
10,366,249.28 : 15,549,380.80 = 4,299,352.02 : x - Step 2: Convert to fraction form
10,366,249.28/15,549,380.80 = 4,299,352.02/x - Step 3: Cross multiply
10,366,249.28x = 15,549,380.80 × 4,299,352.02 - Step 4: Simplify right side
10,366,249.28x = 66,852,261,752,229.21 - Step 5: Solve for x
x = 66,852,261,752,229.21/10,366,249.28 - Step 6: Final answer
x = 6,449,030.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.