Finding the Fourth Proportional to 7,359,527.70, 11,039,291.55 and 4,489,746.30
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Solution
The fourth proportional to 7,359,527.70, 11,039,291.55 and 4,489,746.30 is: 6,734,619.45
Step by Step Solution
- Step 1: Write the proportion equation
7,359,527.70 : 11,039,291.55 = 4,489,746.30 : x - Step 2: Convert to fraction form
7,359,527.70/11,039,291.55 = 4,489,746.30/x - Step 3: Cross multiply
7,359,527.70x = 11,039,291.55 × 4,489,746.30 - Step 4: Simplify right side
7,359,527.70x = 49,563,618,391,233.77 - Step 5: Solve for x
x = 49,563,618,391,233.77/7,359,527.70 - Step 6: Final answer
x = 6,734,619.45
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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.