Finding the Fourth Proportional to 10,584,511.65, 14,614,853.67 and 8,133,258.87
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Solution
The fourth proportional to 10,584,511.65, 14,614,853.67 and 8,133,258.87 is: 11,230,219.42
Step by Step Solution
- Step 1: Write the proportion equation
10,584,511.65 : 14,614,853.67 = 8,133,258.87 : x - Step 2: Convert to fraction form
10,584,511.65/14,614,853.67 = 8,133,258.87/x - Step 3: Cross multiply
10,584,511.65x = 14,614,853.67 × 8,133,258.87 - Step 4: Simplify right side
10,584,511.65x = 118,866,388,245,279.55 - Step 5: Solve for x
x = 118,866,388,245,279.55/10,584,511.65 - Step 6: Final answer
x = 11,230,219.42
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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.