Finding the Fourth Proportional to 10,261,873.98, 14,159,137.39 and 6,131,284.65
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Solution
The fourth proportional to 10,261,873.98, 14,159,137.39 and 6,131,284.65 is: 8,459,829.26
Step by Step Solution
- Step 1: Write the proportion equation
10,261,873.98 : 14,159,137.39 = 6,131,284.65 : x - Step 2: Convert to fraction form
10,261,873.98/14,159,137.39 = 6,131,284.65/x - Step 3: Cross multiply
10,261,873.98x = 14,159,137.39 × 6,131,284.65 - Step 4: Simplify right side
10,261,873.98x = 86,813,701,736,548.08 - Step 5: Solve for x
x = 86,813,701,736,548.08/10,261,873.98 - Step 6: Final answer
x = 8,459,829.26
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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.