Finding the Fourth Proportional to 11,087,446.10, 16,618,727.55 and 6,297,430.10
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Solution
The fourth proportional to 11,087,446.10, 16,618,727.55 and 6,297,430.10 is: 9,439,078.59
Step by Step Solution
- Step 1: Write the proportion equation
11,087,446.10 : 16,618,727.55 = 6,297,430.10 : x - Step 2: Convert to fraction form
11,087,446.10/16,618,727.55 = 6,297,430.10/x - Step 3: Cross multiply
11,087,446.10x = 16,618,727.55 × 6,297,430.10 - Step 4: Simplify right side
11,087,446.10x = 104,655,275,097,069.25 - Step 5: Solve for x
x = 104,655,275,097,069.25/11,087,446.10 - Step 6: Final answer
x = 9,439,078.59
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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.