Finding the Fourth Proportional to 11,223,771.90, 16,828,182.09 and 4,034,371.74
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Solution
The fourth proportional to 11,223,771.90, 16,828,182.09 and 4,034,371.74 is: 6,048,870.46
Step by Step Solution
- Step 1: Write the proportion equation
11,223,771.90 : 16,828,182.09 = 4,034,371.74 : x - Step 2: Convert to fraction form
11,223,771.90/16,828,182.09 = 4,034,371.74/x - Step 3: Cross multiply
11,223,771.90x = 16,828,182.09 × 4,034,371.74 - Step 4: Simplify right side
11,223,771.90x = 67,891,142,259,470.14 - Step 5: Solve for x
x = 67,891,142,259,470.14/11,223,771.90 - Step 6: Final answer
x = 6,048,870.46
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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.