Finding the Fourth Proportional to 7,589,150.55, 11,382,987.60 and 4,176,315.18
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Solution
The fourth proportional to 7,589,150.55, 11,382,987.60 and 4,176,315.18 is: 6,264,066.52
Step by Step Solution
- Step 1: Write the proportion equation
7,589,150.55 : 11,382,987.60 = 4,176,315.18 : x - Step 2: Convert to fraction form
7,589,150.55/11,382,987.60 = 4,176,315.18/x - Step 3: Cross multiply
7,589,150.55x = 11,382,987.60 × 4,176,315.18 - Step 4: Simplify right side
7,589,150.55x = 47,538,943,907,631.77 - Step 5: Solve for x
x = 47,538,943,907,631.77/7,589,150.55 - Step 6: Final answer
x = 6,264,066.52
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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.