Finding the Fourth Proportional to 11,230,328.81, 15,497,853.75 and 6,073,690.35
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Solution
The fourth proportional to 11,230,328.81, 15,497,853.75 and 6,073,690.35 is: 8,381,692.68
Step by Step Solution
- Step 1: Write the proportion equation
11,230,328.81 : 15,497,853.75 = 6,073,690.35 : x - Step 2: Convert to fraction form
11,230,328.81/15,497,853.75 = 6,073,690.35/x - Step 3: Cross multiply
11,230,328.81x = 15,497,853.75 × 6,073,690.35 - Step 4: Simplify right side
11,230,328.81x = 94,129,164,825,203.27 - Step 5: Solve for x
x = 94,129,164,825,203.27/11,230,328.81 - Step 6: Final answer
x = 8,381,692.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.